ezysqezy ezysqezy

13-02-2018
Mathematics

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∠a and ∠b are complementary angles ∠a measures 59 degrees What is the measure of ∠b

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jimthompson5910 jimthompson5910

13-02-2018

Definition: Complementary angles add up to 90 degrees (they form a right angle)

A+B = 90
59+B = 90 ..... replace angle A with 59
B+59 = 90
B+59-59 = 90-59 ..... subtract 59 from both sides
B+0 = 31
B = 31

The measure of angle B is 31 degrees

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hntaylor21 hntaylor21

13-02-2018

Angle B would be 121 degrees

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