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Two Triangles

Author:
John Golden
Topic:
Triangles
In Henri Picciotto's Geometry Labs book, he proposes this problem: which quadrilaterals can be made with two copies of the same triangle. (Section 6.4) The green and purple are copies of the blue, and you can click on a copy to flip it.

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  • Area
  • Circle
  • Perimeter
  • Polygons
  • Quadrilaterals

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