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In ABC, C is a right angle, what is the measure

In ABC, C is a right angle, what is the measure
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In ABC, C is a right angle, what is the measure

In ABC, C is a right angle, what is the measure-example-1
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User John Ballinger
by
8.2k points

2 Answers

4 votes

Answer:

67.6 degrees

Explanation:

You need to use cosine to solve this.

so, cosine is adjacent leg over hypotenuse. which is 8/21. and it is 0.381.

and when you do cos^-1 (0.381), then it is 67.6.

answered
User Njfife
by
8.1k points
2 votes

The answer is 67.6

You have to find the angle that has cos=8/21=0.381.

answered
User Justo
by
7.6k points
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