HELP PLEASE BE QUICK

asked Feb 23, 2021 78.3k views

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4 votes

Answer:

Explanation:

BARNZ answered Feb 26, 2021

by BARNZ

3.8k points

3 votes

Answer:

Explanation:

Using the sine ratio in the right triangle

sin40° =
(opposite)/(hypotenuse) =
(AC)/(AB) =
(AC)/(7)

Multiply both sides by 7, thus

AC = 7sin40° → A

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