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Use the diagram to answer the question.

Triangle A B C. Segment BC measures 13. Segment A-C measures 15. Angle B is a right angle.
What is the measure of ∠A? ∠ A ? Enter the correct value. Do not enter the degree symbol.
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1 Answer

4 votes

Answer:

∠A= 60

Explanation:

SinA = 13/15

SinA = 0.866

A = inverse sin (0.866)

A = 59.997

A = 60

User Rajesh Chamarthi
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