Image by Eric Rolph at the English Wikipedia
This blog is a collection of memories.
Memories which have some colours.
These colours might add a rainbow to someone's cloud.
I hope they do.
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Some notes. 1. If a broken line is drawn such that the segment joining any two points of the broken line does not intersect the broken lin... -
Exercises. 63.* How many axes of symmetry can a quadrilateral have? Solution: A quadrilateral can have at most four axes of symmetry. 66.* ... -
A Memorable Theorem. Theorem: In a triangle, each side is smaller than the sum of the other two sides. Proof: We have the triangle ABC and...
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