sarahaguirre21 sarahaguirre21
  • 22-10-2020
  • Mathematics
contestada

Find the unknown angle measure.

Find the unknown angle measure class=

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245sixlucky 245sixlucky
  • 22-10-2020
It’s 18 because 90=72+x
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nicoledsouza1809
nicoledsouza1809 nicoledsouza1809
  • 22-10-2020

<A + <B + <C = 180 degrees

<A + 72 + x    = 180 degrees

<A + x =  180 - 72

<A = 108 degrees.

x = 180 - 108

x = 72

                                             

                                                   

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