kdumas2168 kdumas2168

02-06-2016
English

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a triangle is a blank with three sides and three angles.

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meerkat18 meerkat18

02-06-2016

A triangle is a POLYGON with three sides and three angles.

Polygon comes from the Greek words Poly - many, and gon - angle. It is a 2D shape made out of straight lines that close.

Other polygons are quadrilaterals, pentagon, etc

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