jetblackcap jetblackcap
  • 19-03-2018
  • Mathematics
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Аноним Аноним
  • 19-03-2018
Lets cut it diagonally into 2 triangles.
The diagonal length will be 7 x 2 = 14yd

Area of one triangle = 1/2 x 14 x 7 = 49 yd²

Area of the polygon = 2 x triangles
Area of the polygon = 2 x 49
Area of the polygon = 98 yd²

Answer: The regular polygon is 98 yd²
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