Can you please help me?

asked Apr 13, 2022 89.2k views

8 votes

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4 votes

Answer:

∠ BAC ≈ 67.4°

Explanation:

Using the sine ratio in the right triangle.

sinA =
(opposite)/(hypotenuse) =
(BC)/(AB) =
(12)/(13) , then

∠ A =
sin^(-1) (
(12)/(13) ) ≈ 67.4° ( to 1 dec. place )

Tooony answered Apr 19, 2022

3.7k points

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