sire371 sire371
  • 13-04-2019
  • 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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samia2020
samia2020 samia2020
  • 13-04-2019
Since a parallelogram has two pairs of congruent angles that add up to 360, that means there are two 80 degree angles and two 100 degree angles.
This is because:
2x + 2(80) = 360
x = 100
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