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26-05-2021
Mathematics

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The measure of an angle is 89. Find the measure of its supplement
a. 91
b. 89
c. 90
d. 80

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Аноним Аноним

26-05-2021

Answer:

A. 91

Step-by-step explanation:

Supplementary angles are 2 angles that when added together, equal 180 degrees. 91+89=180

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