Question

Pls help me with this

Answer 1

4.50

Explanation:

sin 40°= opposite/hypotenuse

sin 40°= opp/7

0.6428= opp/7

multiply both sides by 7

`0.6428 * 7 = (opp)/(7) * 7`

4.4996= opp

to nearest hundredth = 4.50