Question

(a) An angle measures 31º. What is the measure of its complement?

(b) An angle measures 82º. What is the measure of its supplement?

Answer 1

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Answer:

(a) 59°

(b) 98°

Explanation:

(a) Complementary angles total 90°.

31° + a = 90°

a = 90° -31° = 59°

The complement of 31° is 59°.

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(b) Supplementary angles total 180°.

82° +b = 180°

b = 180° -82° = 98°

The supplement of 82° is 98°.