Question

HELP FAST In triangle A B C, the right angle is at vertex C, a = 525 cm , b = 700 cm and c = 875 cm. What is the value of sine A ?

Answer 1

0.6.

Explanation:

If the right angle is < C the hypotenuse is c. The opposite side to angle A is a.

So sin A = a / c

= 525 / 875

= 0.6.