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I don’t know the answer

I don’t know the answer
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2 votes
I don’t know the answer

I don’t know the answer-example-1
User Avi Farada
by
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2 Answers

1 vote
12.09 ...........................
User YulePale
by
7.6k points
7 votes

Answer:

AC ≈ 12.9 cm

Explanation:

Using the ratio

sin40° =
(b)/(20)

Multiply both sides by 20

20 × sin40° = b, hence

AC = b = 20 × sin40° ≈ 12.9

User Llongi
by
8.0k points
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