ichigobunni1
ichigobunni1 ichigobunni1
  • 25-09-2017
  • Mathematics
contestada

Help me with #16, and explain. Please

Help me with 16 and explain Please class=

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musiclover10045
musiclover10045 musiclover10045
  • 25-09-2017

2a-9 +a = 90 degrees


3a -9 = 90

3a = 99

a = 33

angle GEF is 33 degrees

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