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23-10-2016
Mathematics

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Angles a and b are supplementary. angle a has a measure of 80°. what is the measure of angle b? the measure of angle b is what

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23-10-2016

a+b = 180

80+b=180

b=180-80

b=100

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smmwaite smmwaite

15-11-2018

Answer

100°

Explanation

Supplementary angle are angles that add up to 180.

If a and b are supplementary angles then,

a + b = 180°

Angle a = 80°

a + b = 180°

80° + b = 180°

80° + b - 80 = 180° - 80°

b = 100°

Answer Link

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