Question

what is the value of sin 120° . please friends define ​

Answer 1

Answer:

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

Step-by-step explanations                          

By using the formula:

sin(90°+Ф)=cosФ

sin(90°+30°)=cos30°

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

There for the required answer =  $\frac{\sqrt{3} }{2}$