Crystal Clear Mathematics Posts - TopicsExpress

It is something of a mystery to me that we learn three Pythagorean
It is something of a mystery to me that we learn three Pythagorean Identities in Trigonometry but do not learn what triangles they relate to! Doesnt ...

Ah, say I, rubbing my hands ingratiatingly, May I interest you in
Ah, say I, rubbing my hands ingratiatingly, May I interest you in a little bit of trigonometry? Well, perhaps I dont need to be quite so Uriah Heepis...

I am about to prove to you that ALL triangles are isosceles. That
I am about to prove to you that ALL triangles are isosceles. That is, all triangles have two sides equal in length. I do this by starting with any g...

Today, quadratic equations and their graphs (parabolas) occupy my
Today, quadratic equations and their graphs (parabolas) occupy my mind. Before you sigh deeply and stop reading, let me explain why this field of stu...

Create or Find a Stimulating Environment School and school
Create or Find a Stimulating Environment School and school classrooms can be so boring. I was always glad as a child to sit in a room with display c...