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30 April, 20:20

Find the measure of Angle B if ... A & B are supplementary, and A=2x+4 B=3x+16.

A - 112

B - 32

C - 12

D - 52

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Answers (1)
  1. 30 April, 20:41
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    The answer is letter A.

    Solution:

    180=2x+4+3x+16

    180=5x+20

    180-20=5x

    160/5=5x/5

    32=x

    B=3x+16

    =3 (32) + 16

    =112 degrees

    so the answer is 112
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