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ABC is a right triangle with right angle at ∠B.

AB=29 cm
CB=38 cm  
What is the measure of ∠C , to the nearest degree?

2 Answers

2 votes

Answer:Just confirming the answer is 37°

Explanation:

I just took the test

User Sanjeet
by
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3 votes
We have to calculate AC ( hypotenuse ):
AC² = 29² + 28²
AC² = 841 + 1444
AC² = 2285
AC = √2285
AC = 47.8
And for the angle C:
cos C = Adjacent / Hypotenuse
cos C = 38 / 47.8
cos C = 0.794979
∠ C = cos ^(-1) 0.794979
∠ C = 37.35° ≈ 37°
Answer: ∠ C = 37°.
User Tonklon
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7.7k points