Bacho's Design

The Online Maths School
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Special students (Exercices to be solved online)


Mathematical Puzzles



"There are things that only intelligence is able to solve, but only by itself it will never find them. Only instinct could find then, but it won;t do it."

Henri Bergson



Exercice 1 - Easy
Let EFG be a triangle. I is the midpoint of [EG] and H is the symmetry of F with respect to I.
1. What is the midpoint of [EG]? Why?
2. What is the midpoint of [FH]? Why?
3. Quelle est la nature du quadrilatère EFGH? Why?


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