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A tangram is a square cut into 7 pieces, as shown. How many of the pieces are triangles?

Class 7Tiling PatternsGeometry
  • A4
  • B3
  • C5
  • D6

Step-by-Step Solution

The 7 pieces are 2 large triangles, 1 medium triangle, 2 small triangles, 1 square and 1 parallelogram. Triangles: 2 + 1 + 2 = 5.
Answer: C) 5

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