Step 2: Look for 60 degrees reading on the inner scale. Mark a dot and name it Q. Step 3: Join O and Q. Thus, m∠POQ = 60 o. How to Construct a 60-Degree Angle Using a Ruler and Compass. Let us construct a 60-degree angle with the help of a ruler and a compass. Step 1: Using a ruler draw a line segment QR of any convenient length.Mar 17, 2013 ... This video teaches how to evaluate the trigonometric functions (sine, cosine and tangent) at the 30,45, and 60 degrees. Explanation: For sin 120 degrees, the angle 120° lies between 90° and 180° (Second Quadrant ). Since sine function is positive in the second quadrant, thus sin 120° value = √3/2 or 0.8660254. . . ⇒ sin 120° = sin 480° = sin 840°, and so on. Note: Since, sine is an odd function, the value of sin (-120°) = -sin (120°). Sine of angle. Our sine of angle calculator makes it easy for you to find the sine of any angle. Simply enter the angle value into the calculator choose the between degrees or radians, and it will automatically calculate the sine of the angle for you. This tool is perfect for students, teachers, and anyone else who needs to calculate the sine ...As the arcsine is the inverse of the sine function, finding arcsin(1/2) is equivalent to finding an angle whose sine equals 1/2. On the unit circle, the values of sine are the y-coordinates of the points on the circle. Inspecting the unit circle, we see that the y-coordinate equals 1/2 for the angle π/6, i.e., 30°.Trigonometry Examples. Popular Problems. Trigonometry. Evaluate sin(60 degrees ) Step 1. The exact value of is . Step 2. The result can be shown in multiple forms ...The rule for inverse sine is derived from the rule of sine function which is: a/sin(A) = b/sin(B) = c/sin(C) Now, we’ll derive the rule for side a, the rule for the remaining sides will be exactly the same a/sin(A) = k a = sin (A) k Taking sin-1 on both sidesOnline degrees are gaining traction as equivalent options to physical classes. Learn if employers take online degrees seriously at HowStuffWorks. Advertisement So, you're almost re...Graduation season is upon us—and that means approximately 700,000 U.S. students will be receiving master's degrees and another 150,000 or so will be getting their doctorates. For s...Dec 21, 2015 ... Check out - www.risingpearl.com Like at - www.facebook.com/risingpearlfans Hi Friends, This is the nineth webisode of this series where we ...Click here 👆 to get an answer to your question ️ The sine of 30 degrees is 1/2. What is the cosine of 60 degrees? See what teachers have to say about ... Which of the following explains why Cosine 60 degrees = sine 30 degrees using the unit circle? verified. Verified answer. The sine of a 30 degree angle is equal to the cosine ...The law of sines and law of cosines are two different equations relating the measure of the angles of a triangle to the length of the sides. The laws apply to any triangle, not jus...The values of sine and cosine of 30 and 60 degrees are derived by analysis of the equilateral triangle. In an equilateral triangle, the 3 angles are equal and sum to 180°, therefore each corner angle is 60°.Cosine function, along with sine and tangent, is one of the three most common trigonometric functions. In any right triangle, the cosine of an angle is the length of the adjacent side (A) divided by the length of the hypotenuse (H) ... secant and cotangent at various degree of angles (0°, 30°, 45°, 60°, 90°). θ: 0° 30° 45° 60° 90 ... Usually, the degrees are considered as 0°, 30°, 45°, 60°, 90°, 180°, 270° and 360°. Here, you will learn the value for sin 90 degrees and how the values are derived along with other degrees or radian values. Sine 90 degrees value Step 4: Determine the value of tan. The tan is equal to sin divided by cos. tan = sin/cos. To determine the value of tan at 0° divide the value of sin at 0° by the value of cos at 0°. See the example below. tan 0°= 0/1 = 0. Similarly, the table would be. Angles (In Degrees) 0°. 30°. 30°-60°-90° triangle: The 30°-60°-90° refers to the angle measurements in degrees of this type of special right triangle. In this type of right triangle, the sides corresponding to the angles 30°-60°-90° follow a ratio of 1:√ 3:2. Thus, in this type of triangle, if the length of one side and the side's corresponding angle is known ...Take the 45 degree angle as an example. Make a table and calculate SIN of 45, 135, 225, 315, 405 degrees. Now that you have these use the calculator to take ASIN of the results. ... So in a 30 60 90 triangle, the side opposite to the square root of 3 over 2 is 60 degrees. This side over here is 30 degrees. So we know that our theta is-- This is ...So a negative angle is one that starts in a clockwise direction. 60 is the angle 60 degrees above the x-axis so -60 is the angle 60 degrees below the x-axis. Angle measures are considered cyclic and any angle x x is equal to x ± 360 x ± 360. So −60 − 60 is the same thing as 300 300. In particular 180 = -180. Also convenient are -90 = 270.Chart. Examples. Find the exact value of sine of -60 degrees (negative)? sin (-60 ° )? sin (-60°) = -√3/2 (exactly) Sine Function Calculator. Cos. Tan. Deg to Rad. Rad to Deg. Use …Jul 23, 2023 ... Sin 60° = √3/2 but why? || लेकिन कैसे ...Pythagoras. Pythagoras' Theorem says that for a right angled triangle, the square of the long side equals the sum of the squares of the other two sides:. x 2 + y 2 = 1 2. But 1 2 is just 1, so:. x 2 + y 2 = 1 equation of the unit circle. Also, since x=cos and y=sin, we get: (cos(θ)) 2 + (sin(θ)) 2 = 1 a useful "identity" Important Angles: 30°, 45° and 60°. You … Answer: sin (30°) = 0.5. sin (30°) is exactly: 1/2. Note: angle unit is set to degrees. Online sine calculator. Accepts values in radians and in degrees. Free online sine calculator. sin (x) calculator. Express the ratios of sine, cosine and tangent for both ∠A and ∠B. Since m ∠ A = 22º is given, we know m ∠ B = 68º since there are 180º in the triangle. Notice that ∠ A and ∠ B are complementary (they add to 90º). Answer: sin (30°) = 0.5. sin (30°) is exactly: 1/2. Note: angle unit is set to degrees. Online sine calculator. Accepts values in radians and in degrees. Free online sine calculator. sin (x) calculator. Jan 18, 2024 · Calculate the sin in degrees: sine function for angle in degrees. Some examples: the sin of 30 degrees, the sin of 60, and many more. Other sine-related tools. FAQ. The sin degrees calculator will teach you how to calculate and understand the sine function when its argument is an angle in degrees. Explanation: For sin 47 degrees, the angle 47° lies between 0° and 90° (First Quadrant ). Since sine function is positive in the first quadrant, thus sin 47° value = 0.7313537. . . ⇒ sin 47° = sin 407° = sin 767°, and so on. Note: Since, sine is an odd function, the value of sin (-47°) = -sin (47°).As the arcsine is the inverse of the sine function, finding arcsin(1/2) is equivalent to finding an angle whose sine equals 1/2. On the unit circle, the values of sine are the y-coordinates of the points on the circle. Inspecting the unit circle, we see that the y-coordinate equals 1/2 for the angle π/6, i.e., 30°.Use this simple sine calculator to calculate the sine value for 60° in radians / degrees. The Trignometric Table of sin, cos, tan, cosec, sec, cot is useful to learn the common angles of trigonometrical ratios from 0° to 360°. Select degrees or radians in the drop down box and calculate the exact sine 60° value easily. α sin (α)The angles are calculated with respect to sin, cos and tan functions. Usually, the degrees are considered as 0°, 30°, 45°, 60°, 90°, 180°, 270° and 360°. Here, we will discuss the value for sin 30 degrees and how to derive the sin 30 value using other degrees or radians. Sine 30 Degrees Value. The exact value of sin 30 degrees is ½.The angles in Sine Cosine Tangent are given in the order of 0°, 30°, 45°, 60°, and 90°. You can remember the value of Sine-like this 0/√2, 1/√2, 2/√2, 3/√2, 4/√2. The row of cosine is similar to the row of sine just in reverse order. Each value of tangent can be obtained by dividing the sine values by cosine as Tan = Sin/Cos.Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just like a math tutor.-sin(60°) = sin(-60°) -sin(60°) = sin(300°) Referencing the unit circle, we can see that sin(60°)= , so -sin(60°)= , and sin(-60°) is equivalent to sin(-60° + 360°) = sin(300°), which is equal to .This video works to determine the exact values for the sin(30), cos(30), tan(30), sin(60), cos(60), and tan(60) using an equilateral triangle and the accompa...Step 2: Look for 60 degrees reading on the inner scale. Mark a dot and name it Q. Step 3: Join O and Q. Thus, m∠POQ = 60 o. How to Construct a 60-Degree Angle Using a Ruler and Compass. Let us construct a 60-degree angle with the help of a ruler and a compass. Step 1: Using a ruler draw a line segment QR of any convenient length.Trigonometry. Find the Exact Value sin (60-45) sin(60 − 45) sin ( 60 - 45) Subtract 45 45 from 60 60. sin(15) sin ( 15) The exact value of sin(15) sin ( 15) is √6−√2 4 6 - 2 4. Tap for more steps... √6−√2 4 6 - 2 4. The result can be shown in multiple forms.Explanation: For sin 120 degrees, the angle 120° lies between 90° and 180° (Second Quadrant ). Since sine function is positive in the second quadrant, thus sin 120° value = √3/2 or 0.8660254. . . ⇒ sin 120° = sin 480° = sin 840°, and so on. Note: Since, sine is an odd function, the value of sin (-120°) = -sin (120°).The sine formula is: sin (α) = opposite hypotenuse = a c. Thus, the sine of angle α in a right triangle is equal to the opposite side’s length divided by the hypotenuse. To find the ratio of sine, simply enter the length of the opposite and hypotenuse and simplify. For example, let’s calculate the sine of angle α in a triangle with the ...For sin 80 degrees, the angle 80° lies between 0° and 90° (First Quadrant ). Since sine function is positive in the first quadrant, thus sin 80° value = 0.9848077. . . ⇒ sin 80° = sin 440° = sin 800°, and so on. Note: Since, sine is an odd function, the value of sin (-80°) = -sin (80°).Answer: sin (30°) = 0.5. sin (30°) is exactly: 1/2. Note: angle unit is set to degrees. Online sine calculator. Accepts values in radians and in degrees. Free online sine calculator. sin (x) calculator. Important Angles: 30°, 45° and 60° You should try to remember sin, cos and tan for the angles 30 ° , 45 ° and 60 ° . Yes, yes, it is a pain to have to remember things, but it will make life easier when you know them, not just in exams, but other times when you need to do quick estimates, etc. Chart. Examples. Find the exact value of sine of -60 degrees (negative)? sin (-60 ° )? sin (-60°) = -√3/2 (exactly) Sine Function Calculator. Cos. Tan. Deg to Rad. Rad to Deg. Use …The law of sines and law of cosines are two different equations relating the measure of the angles of a triangle to the length of the sides. The laws apply to any triangle, not jus...30° and 60° The values of sine and cosine of 30 and 60 degrees are derived by analysis of the equilateral triangle. In an equilateral triangle, the 3 angles are equal and sum to 180°, therefore each corner angle is 60°. Bisecting one corner, the special right triangle with angles 30-60-90 is obtained. Answer: sin (60°) = 0.8660254038. sin (60°) is exactly: √3/2. Note: angle unit is set to degrees. Use our sin (x) calculator to find the exact value of sine of 60 degrees - sin (60 °) - or the sine of any angle in degrees and in radians. Cosine definition. Cosine is one of the most basic trigonometric functions. It may be defined based on a right triangle or unit circle, in an analogical way as the sine is defined: The cosine of an angle is the length of the adjacent side divided by the length of the hypotenuse. cos(α) = adjacent / hypotenuse = b / c.Sine Calculator. In mathematics, the sine is a trigonometric function of an angle. The sine of an acute angle is defined in the context of a right triangle: for the specified angle, it is the …To convert degrees to radians, multiply by π 180° π 180 °, since a full circle is 360° 360 ° or 2π 2 π radians. The exact value of sin(60) sin ( 60) is √3 2 3 2. Multiply √3 2 ⋅ π 180 3 2 ⋅ π 180. Tap for more steps... Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework ...This cosine calculator is a twin tool to our sine calculator – add to them the tangent calculator, and you'll have a pack of the most popular trigonometric functions.Simply type the angle – in degrees or radians – and you'll find the cosine value instantly. Read on to understand what is a cosine and to find the cosine definition, as well as a neat table …Explanation: For sin 47 degrees, the angle 47° lies between 0° and 90° (First Quadrant ). Since sine function is positive in the first quadrant, thus sin 47° value = 0.7313537. . . ⇒ sin 47° = sin 407° = sin 767°, and so on. Note: Since, sine is an odd function, the value of sin (-47°) = -sin (47°). Sin 60 degrees is the value of sine trigonometric function for an angle equal to 60 degrees. Understand methods to find the value of sin 60 degrees with examples and FAQs. This video works to determine the exact values for the sin(30), cos(30), tan(30), sin(60), cos(60), and tan(60) using an equilateral triangle and the accompa...Revise trigonometric ratios of sine, cosine and tangent and calculate angles in right-angled triangles with this Bitesize GCSE Maths Edexcel guide.For sin 80 degrees, the angle 80° lies between 0° and 90° (First Quadrant ). Since sine function is positive in the first quadrant, thus sin 80° value = 0.9848077. . . ⇒ sin 80° = sin 440° = sin 800°, and so on. Note: Since, sine is an odd function, the value of sin (-80°) = -sin (80°).Learn how to find the sine, cosine, and tangent of angles in right triangles. The ratios of the sides of a right triangle are called trigonometric ratios. Three common trigonometric ratios are the sine (sin), cosine (cos), and tangent (tan). These are defined for acute angle A below: In these definitions, the terms opposite, adjacent, and ...Finding exact values for sine, cosine and tangent of 30, 45 and 60 degrees using the "special triangles".For sin 33 degrees, the angle 33° lies between 0° and 90° (First Quadrant ). Since sine function is positive in the first quadrant, thus sin 33° value = 0.5446390. . . Since the sine function is a periodic function, we can represent sin 33° as, sin 33 degrees = sin (33° + n × 360°), n ∈ Z. ⇒ sin 33° = sin 393° = sin 753°, and so on.Online degrees are gaining traction as equivalent options to physical classes. Learn if employers take online degrees seriously at HowStuffWorks. Advertisement So, you're almost re... Trigonometry Examples. Popular Problems. Trigonometry. Evaluate sin(60 degrees ) Step 1. The exact value of is . Step 2. The result can be shown in multiple forms ... Find an angle θ with 0∘ < θ < 360∘ that has the same: sine as 30°:∅= degrees cosine as 30°:∅= degrees The sine of a 30 degree angle is equal to the cosine of a _____ degree angle. 30 45 15 60Trigonometry. Evaluate Using the Given Value theta=60 degrees. θ = 60° θ = 60 °. The result can be shown in multiple forms. Exact Form: θ = 60° θ = 60 °. Decimal Form: θ = 60 θ = 60. Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework questions with step-by-step explanations, just ...Find an angle θ with 0∘ < θ < 360∘ that has the same: sine as 30°:∅= degrees cosine as 30°:∅= degrees The sine of a 30 degree angle is equal to the cosine of a _____ degree angle. 30 45 15 60Exact values of sin(60), cos(60), tan(60), csc(60), sec(60), cot(60), Find exact values of all trigonometric functions when the angle is 60 degrees,Check out...Trigonometry is a branch of mathematics that deals with the relationships between the sides and angles of triangles. It uses functions such as sine, cosine, and tangent to describe the ratios of the sides of a right triangle based on its angles.The sum of sine squared plus cosine squared is 1. While the sine is calculated by dividing the length of the side opposite the acute angle by the hypotenuse, the cosine is calculat...Trigonometry. Sine Calculator. Use this sin calculator to easily calculate the sine of an angle given in degrees or radians. Calculating Sin (x) is useful in right triangles such as those formed by the heights in different geometric …Trigonometry. Sine Calculator. Use this sin calculator to easily calculate the sine of an angle given in degrees or radians. Calculating Sin (x) is useful in right triangles such as those formed by the heights in different geometric …A degree of arc is subdivided into 60 'minutes of arc', or just 'minutes'. An arcminute is further divided into 60 arcseconds. So there are 60^2=3600 arcseconds in a degree. We denote an arcminute with a ', and an arcsecond with a ". So 158º 10' is 158 degrees, 10 minutes, or 158 and one-sixth degrees (since 10/60=1/6).For cot 60 degrees, the angle 60° lies between 0° and 90° (First Quadrant ). Since cotangent function is positive in the first quadrant, thus cot 60° value = 1/√3 or 0.5773502. . . ⇒ cot 60° = cot 240° = cot 420°, and so on. Note: Since, cotangent is an odd function, the value of cot (-60°) = -cot (60°).To convert degrees to radians, multiply by π 180° π 180 °, since a full circle is 360° 360 ° or 2π 2 π radians. The exact value of sin(60) sin ( 60) is √3 2 3 2. Multiply √3 2 ⋅ π 180 3 2 ⋅ π 180. Tap for more steps... Free math problem solver answers your algebra, geometry, trigonometry, calculus, and statistics homework ...Sin 60 Degrees. Before we dive into the calculations and methods, let’s start with the basics. Sin 60 degrees is the value of the sine function at an angle of 60 degrees in a right triangle. It represents the ratio of the length of the side opposite the 60-degree angle to the length of the hypotenuse (the longest side) in the triangle. Explanation: For sin 120 degrees, the angle 120° lies between 90° and 180° (Second Quadrant ). Since sine function is positive in the second quadrant, thus sin 120° value = √3/2 or 0.8660254. . . ⇒ sin 120° = sin 480° = sin 840°, and so on. Note: Since, sine is an odd function, the value of sin (-120°) = -sin (120°). Apr 10, 2020 ... Comments2 ; Find the SIN (60 degrees) Without a CALCULATOR. TabletClass Math · 42K views ; The Exact Values for Sine, Cosine, and Tangent of 45 ...Sin 90 degrees is equal to one. This degree value can also be expressed in radians as sin(?/2) = 1. This value of the sine function corresponds to one-fourth of the complete arc di...The negative solution is rejected because 45 ∘ is an acute angle and Sine of Acute Angle is Positive . Therefore: sin45 ∘ = 1 √2 = √2 2. .Ans: The value of cos (60°) and sin (30°) is the same, 1/2.👉 Learn how to evaluate trigonometric functions using the special right triangles. A right triangle is a triangle with 90 degrees as one of its angles. A sp...The exact value of sine of angle sixty degrees in fraction form is the quotient of square root of three by two, and it is written in below mathematical form in trigonometry. sin. . ( 60 °) = 3 2. The value of sine sixty degrees is an irrational number and its value is written in decimal form as follows. sin.Evaluate sin(-60 degrees ) Step 1. Apply the reference angle by finding the angle with equivalent trig values in the first quadrant. Make the expression negative because sine is negative in the fourth quadrant. Step 2. The exact value of is . Step 3. The result can be shown in multiple forms. Exact Form:Find the Exact Value csc(60 degrees ) Step 1. The exact value of is . Step 2. Multiply by . Step 3. Combine and simplify the denominator. Tap for more steps... Step 3.1. Multiply by . Step 3.2. Raise to the power of . Step 3.3. Raise to the power of . Step 3.4. Use the power rule to combine exponents. Step 3.5. Add and . Step 3.6.Explanation: For sin 67 degrees, the angle 67° lies between 0° and 90° (First Quadrant ). Since sine function is positive in the first quadrant, thus sin 67° value = 0.9205048. . . Since the sine function is a periodic function, we can represent sin 67° as, sin 67 degrees = sin (67° + n × 360°), n ∈ Z. ⇒ sin 67° = sin 427° = sin ...Sine and cosine are the fundamental trigonometric functions arising from the previous diagram:. The sine of theta (sin θ) is the hypotenuse's vertical projection (green line); andThe cosine of theta (cos θ) is the hypotenuse's horizontal projection (blue line).We can rotate the radial line through the four quadrants and obtain the values of the trig …
Use this simple sine calculator to calculate the sine value for 60° in radians / degrees. The Trignometric Table of sin, cos, tan, cosec, sec, cot is useful to learn the common angles of trigonometrical ratios from 0° to 360°. Select degrees or radians in the drop down box and calculate the exact sine 60° value easily. α sin (α). Hagmann and hagmann report live
The y-axis starts at zero and goes to ninety by tens. It is labeled degrees. The graphed line is labeled inverse sine of x, which is a nonlinear curve. The line for the inverse sine of x starts at the origin and passes through the points zero point four, twenty-four, zero point sixty-seven, forty, zero point eight, fifty-two, and one, ninety.2 days ago · 270° to 360° — fourth quadrant. In this case, 250° lies in the third quadrant. Choose the proper formula for calculating the reference angle: 0° to 90°: reference angle = angle, 90° to 180°: reference angle = 180° − angle, 180° to 270°: reference angle = angle − 180°, 270° to 360°: reference angle = 360° − angle. For memorising cos 0°, cos 30°, cos 45°, cos 60° and cos 90°. Cos is the opposite of sin. We should learn it like. cos 0° = sin 90° = 1. cos 30° = sin 60° = √3/2. cos 45° = sin 45° = 1/√2. cos 60° = sin 30° = 1/2. cos 90° = sin 0° = 0. So, for cos, it will be like. Step 4: Determine the value of tan. The tan is equal to sin divided by cos. tan = sin/cos. To determine the value of tan at 0° divide the value of sin at 0° by the value of cos at 0°. See the example below. tan 0°= 0/1 = 0. Similarly, the table would be. Angles (In Degrees) 0°. 30°. Usually, the degrees are considered as 0°, 30°, 45°, 60°, 90°, 180°, 270° and 360°. Here, you will learn the value for sin 90 degrees and how the values are derived along with other degrees or radian values. Sine 90 degrees valueCommonly used trigonometry ratios include those for 0°, 30°, 45°, 90°,180°, including sin 60 degrees. You can easily memorize these values with the help of a trigonometry table . This article will focus on the value of sine 60 degrees.Learn about the relationship between the sine & cosine of complementary angles, which are angles who together sum up to 90°. We want to prove that the sine of an angle equals the cosine of its complement. sin. . ( θ) = cos. . ( 90 ∘ − θ) I'm skeptical. Please show me an example.sin 60° = √ (3)/2. sin 60 degrees = √ (3)/2. The sin of 60 degrees is √ (3)/2, the same as sin of 60 degrees in radians. To obtain 60 degrees in radian multiply 60° by π / 180° = 1/3 π. Sin 60degrees = sin (1/3 × π). Our results of sin60° have been rounded to five decimal places. If you want sine 60° with higher accuracy, then ...If we plot the values of various sine functions on a graph, the point when trailed gives rise to a wave-like symmetry. There are a total of five major points that are plotted (sin 0, sin 30, sin 45, sin 60, and sin 90). The value of the sine function is maximum for sin 30 and sin 60, albeit in the complementary direction of the Y-axis.Answer: sin (55°) = 0.8191520443. Note: angle unit is set to degrees. Use our sin (x) calculator to find the sine of 55 degrees - sin (55 °) - or the sine of any angle in degrees and in radians.Make the expression negative because sine is negative in the fourth quadrant. Step 2. The exact value of is . Step 3. The result can be shown in multiple forms. Exact ...Dec 7, 2017 ... Use the identity sin(A+B)=sin(A)cos(B)+cos(A)sin(B) . The values for the sine and cosine of 60∘ and 45∘ are well known; ...Tangent function ( tan (x) ) The tangent is a trigonometric function, defined as the ratio of the length of the side opposite to the angle to the length of the adjacent side, in a right-angled triangle. It is called "tangent" since it can be represented as a line segment tangent to a circle. In the graph above, tan (α) = a/b and tan (β) = b/a.The law of sines says that a / sin(30°) = b / sin(60°) = c / sin(90°). Plugging in the values of sines, we obtain 2a = 2b/√3 = c. Now, you can express each of a,b,c with the help of any other of them. For instance, b and c expressed with the help of a read: c = 2 × a and b = √3 × a. Law of sines calculator finds the side lengths and ...Trigonometry Examples. Popular Problems. Trigonometry. Find the Exact Value cos(60 degrees ) Step 1. The exact value of is . Step 2. The result can be shown in ...Sin 60° in fraction: √3/2. Sin (-60 degrees): -0.8660254. . . Sin 60° in radians: sin (π/3) or sin (1.0471975 . . .) What is the Value of Sin 60 Degrees? The value of sin 60 degrees …Sin 60 Degrees. Before we dive into the calculations and methods, let’s start with the basics. Sin 60 degrees is the value of the sine function at an angle of 60 degrees in a right triangle. It represents the ratio of the length of the side opposite the 60-degree angle to the length of the hypotenuse (the longest side) in the triangle.May 4, 2023 ... In fractional form, its exact value of cos 60 degree is 12. Cos 60 Degrees in Radians. Cos 60 degree in radians is represented as. = (60 ...Answer: Sine 60°= √3/2 =1.732/2. 0.8660. Step-by-step explanation: In mathematics, the sine is a trigonometric function of an angle. The sine of an acute angle is defined in the context of a right triangle: for the specified angle, it is the ratio of the length of the side that is opposite that angle to the length of the longest side of the triangle (the ….