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IMSO 2025 — Mathematics Exploration Question 1

IMSO Maths · IMSO 2025 — Mathematics Exploration

Question 1

A tangram is a seven-piece puzzle cut from a square: two large right isosceles triangles, one medium right isosceles triangle, two small right isosceles triangles, one square, and one parallelogram, as shown.

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Arrange all seven pieces into a specific outline, such as an animal, object, letter or number. Pieces must fit without overlapping and must lie flat on a surface.

A. Use one tangram set to form Diagram A. (1 point)
B. Use one tangram set to form Diagram B. (2 points)
C. Use two tangram sets to form Diagram C. (3 points)

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