Question

MY

2B =
Cou
Round your answer to the nearest hundredth.
SA
A
MY
Pro
9
Pro
Tea
B
5

Answer 1

<B = 56.25°

Explanation:

Reference angle = B

Hypotenuse = AB = 9

Adjacent = BC = 5

Applying trigonometric ratio:

`cos (B) = (adj)/(hyp)`

`cos (B) = (5)/(9)`

`B = cos^(-1)((5)/(9))`

B = 56.25° (nearest hundredth)