Answer :

Answer:

A) 91

Step-by-step explanation:

Supplementary angels are 2 angels whos sum is 180

To find the supplement of angle 89, substract 89 from 180

180-89 = x

91 = x

Thanks for taking the time to read The measure of an angle is 89 Find the measure of its supplement A 91 B 89 C 90 D 80. We hope the insights shared have been valuable and enhanced your understanding of the topic. Don�t hesitate to browse our website for more informative and engaging content!

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