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In triangle​ ABC, the angles A and B have the same​ measure, while the measure of angle C is 21degrees larger than the measure of each of A and B. What are the measures of the three​ angles?
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In triangle​ ABC, the angles A and B have the same​ measure, while the measure of angle C is 21degrees larger than the measure of each of A and B. What are the measures of the three​ angles?

User Deandob
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1 Answer

2 votes
180 = 2x+x+21
159 = 3x
x = 53
Angle A = 53°
Angle B = 53°
Angle C = 53+21 = 74°
User Erikbozic
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