Two congruent circles and a triangle. Prove that the triangle is isosceles.
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Solution
![](https://mirangu.com/wp-content/uploads/2022/04/PyramidSchemeSolution.jpg)
Poem
The pyramid
From earth to heaven
Built by people stone on stone
A mystery for proud and beauty
It is artwork for humanity
Created with hands and mind
A treasure for the world
And block by block
A masterpiece out of the rock
A room, a grave
Ready for now and for next life
![](https://mirangu.com/wp-content/uploads/2022/04/PyramidSchemeBella.jpg)