Seudónimo Seudónimo
  • 22-03-2017
  • Mathematics
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A parallelogram has one angle that measures 80° measures of the other three angles in a parallelogram?

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johnsonaaliyah
johnsonaaliyah johnsonaaliyah
  • 22-03-2017
Opposite angles are equal, so the angle across is also 80 degrees

Consecutive angles are 180,so the other two angles are 100 degrees.
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