A square containing an isosceles triangle with given side lengths. What fraction is red?

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## Solution

The red fraction is 13/27.

geometry puzzles

A square containing an isosceles triangle with given side lengths. What fraction is red?

Scroll down for a solution to this problem.

The red fraction is 13/27.

## One reply on “The red triangle”

May I know, how the three equations could be solved to get the values of x,y and z?