Question

Plllsssss help
What is angle B

Answer 1

∠B = 26.39° (nearest thousandth)

Explanation:

Use trig ratio sin(B) = O/H

where O = opposite side to angle and H = hypotenuse:

⇒ sin(B) = O/H = 4/9

⇒ B = arcsin(4/9)

⇒ B = 26.387799..

⇒ B = 26.39° (nearest thousandth)