PROPOSITION 31 IS AN EXTENSION OF THE PYTHAGOREAN THEOREM WRITTEN BY PYTHAGORAS.IT SAYS THAT IF THE SQUARES ARE CHANGED
TO OTHER SIMILER SHAPES THE AREA OF THE TWO SMALLER SHAPE'S SUM WILL BE C SQUARED.
SO EVEN IF THE SHAPES ARE CHANGED TO HOUSES, CARS, TVS, OR ANYTHING ELSE, AS LONG AS THE SHAPES ARE SIMILAR ON A RIGHT
TRIANGLE, THE AREA OF THE TWO SMALLER SHAPES ADDS UP TO EQUAL THE AREA OF THE LARGER SHAPE.