Question

how to find the value of sin 120°
please explain... ​

Answer 1

Answer:

Using the trigonometry formula, sin (90 + a) = cos a, we can find the sin 120 value.

As given, sin (90° +30°) = cos 30°

It means that sin 120° = cos 30°

We know that the value of cos 30 degrees is √3/2.

Therefore, sin 120° = √3/2.

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

sin120=sin60=

$\frac{ \sqrt{3} }{2}$

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