Question

sin A=cos 30 degrees what is A

Answer 1

Step-by-step explanation:

$\sin(A ) = \cos( {30}^{o} ) \\ \sin(A) = \frac{ \sqrt{3} }{2 } \\ A = { \sin }^{ - 1} \frac{ \sqrt{3} }{2} \\ A = {60}^{o} = \frac{\pi}{3}$