montanamiller
montanamiller montanamiller
  • 19-11-2018
  • Mathematics
contestada

someone please help me with number 8.

someone please help me with number 8 class=

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PhAnToMXYZ
PhAnToMXYZ PhAnToMXYZ
  • 19-11-2018

You know measure of angle DEF is 180 if you add 71 and 109, you get 180

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