zaris4 zaris4
  • 14-07-2018
  • Mathematics
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I’m confused on this one

Im confused on this one class=

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mayadc821
mayadc821 mayadc821
  • 14-07-2018

In this parallelogram, angle A and B add up to 180 (they are supplementary). Set up an equation like this and solve:


3x + 4 + 143 = 180


3x + 147 = 180


3x = 33


x = 11


The measure of x is 11°.

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