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7 votes
Help please
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Help please ……………………..-example-1
User Mispy
by
3.0k points

1 Answer

26 votes
26 votes

Answer:

b ≈ 48.6°

Explanation:

Using the sine ratio in the right triangle

sin b =
(opposite)/(hypotenuse) =
(9)/(12) , then

b =
sin^(-1) (
(9)/(12) ) ≈ 48.6° ( to 1 dec. place )

User Koosh
by
3.1k points