Seudónimo Seudónimo
  • 21-04-2016
  • Mathematics
contestada

the angles of a quadrilateral measure 80°,100°,100°,and 80° in this order.what kind of quadrilateral has this shape? how do you know ?

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Аноним Аноним
  • 21-04-2016
it has two pairs of same angles: that means that the opposite sides are parallel: this makes it a parallelogram.
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