Wednesday, August 2, 2023

Class 07 Puzzles - Triangles

 Puzzles - Triangles

1. Here 9 matchsticks have been used to form four congruent triangles. Now arrange only 6 matchsticks to four congruent triangles.





Puzzles – Triangles - Solution
1. Here 9 matchsticks have been used to form four congruent triangles. Now arrange only 6 matchsticks to four congruent triangles.  Tetrahedron


2. Here 12 matchsticks have been used to enclose an area of 9 squares. Draw four diagrams toshow how 12 matchsticks can be used to enclose areas of 8, 7, 6, and 5 squares.

2. Here 12 matchsticks have been used to enclose an area of 9 squares. Draw four diagrams to show how 12 matchsticks can be used to enclose areas of 8, 7, 6, and 5 squares.



















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