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Answer: sin (120°) = 0.8660254038. sin (120°) is exactly: √3/2. Note: angle unit is set to degrees. Use our sin (x) calculator to find the exact value of sine of 120 degrees - sin (120 °) - or the sine of any angle in degrees and in radians.
In this article, let us discuss the value of sin 120, and the various methods which are used to find the sin 120 values using other trigonometric angles and identities are explained in detail. Also, go through the below-provided article to learn all the sine values.
The value of sin 120 degrees is 0.8660254. . .. Sin 120 degrees in radians is written as sin (120° × π/180°), i.e., sin (2π/3) or sin (2.094395. . .). In this article, we will discuss the methods to find the value of sin 120 degrees with examples. Sin 120°: 0.8660254. . . Sin 120° in fraction: √3/2; Sin (-120 degrees):-0.8660254. . .
5 days ago · In this article, we will discuss how to find sine 120-degree exact values using a unit circle and also we will learn how to find the value of sin 120 degrees other than a unit circle, solve examples based on sin 120, etc.
May 30, 2015 · Answer link. On the trig unit circle: sin 120 = sin (180 - 60) = sin 60 = sqrt3/2.
May 22, 2024 · By using the trigonometry formula, sin (90 + a) = cos a, we can find the sin 120 value. As given, sin (90° +30°) = cos 30°. Hence, sin 120° = cos 30° = √3/2.
Trigonometry. Find the Exact Value sin (120) sin(120) sin ( 120) Apply the reference angle by finding the angle with equivalent trig values in the first quadrant. sin(60) sin ( 60) The exact value of sin(60) sin ( 60) is √3 2 3 2. √3 2 3 2. The result can be shown in multiple forms. Exact Form: √3 2 3 2. Decimal Form: 0.86602540… 0.86602540 …
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Detailed step by step solution for sin (120)
simplify\:\frac{\sin^4(x)-\cos^4(x)}{\sin^2(x)-\cos^2(x)} simplify\:\frac{\sec(x)\sin^2(x)}{1+\sec(x)} \sin (x)+\sin (\frac{x}{2})=0,\:0\le \:x\le \:2\pi \cos (x)-\sin (x)=0 ; 3\tan ^3(A)-\tan (A)=0,\:A\in \:\left[0,\:360\right] \sin (75)\cos (15) \sin (120) \csc (-\frac{53\pi }{6}) prove\:\tan^2(x)-\sin^2(x)=\tan^2(x)\sin^2(x)
