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What is the measure of angle C?

 

 Jul 25, 2020
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A and B are complementary      they sum to 90o

3x+2       +      8x   = 90     solve for  'x'       then angle B =   8x

 

Angle B  and  C are supplementary ....they add to 180o

    then angle   C     =   180 - angle B       (you found angle B above)

 Jul 25, 2020

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