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Angles A and B are supplementary. Determine the measure of angle A if the measure of angle B is 113.8°.

2 Answers

2 votes

Answer:

66.2

Explanation:

User Rohitvats
by
9.0k points
6 votes

Answer:

m<A = 66.2°

Explanation:

m<A + m<B = 180°

m<B = 113.8°

m<A + 113.8° = 180°

m<A = 180° - 113.8°

m<A = 66.2°

User Yazz
by
8.8k points