Ladarius9867 Ladarius9867

17-04-2018
Mathematics

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The measure of an angle is 89°. what is the measure of a supplementary angle? °

Respuesta :

17-04-2018

Supplementary angles add up to 180°.

89°= angle 1
x= angle 2

Add the two angles equal to 180°

x + 89= 180
subtract 89 from both sides
x= 91°

ANSWER: The measure of the supplementary angle is 91°.

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