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In a right triangle, one of the exterior angles measures 155 degrees. What is the measure of the non-adjacent, non-right angle? A: 55 degrees B: 65 degrees C: 75 degrees D: 85 degrees
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In a right triangle, one of the exterior angles measures 155 degrees. What is the measure of the non-adjacent, non-right angle?

A: 55 degrees
B: 65 degrees
C: 75 degrees
D: 85 degrees

User Alexey Savchuk
by
5.8k points

1 Answer

4 votes
180 - 155 = 25
90 - 25 = 65
B: 65 degrees
User Montgomery
by
6.6k points
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