one leg of the right triangle is 10 cm and the hypotenuse is 20 cm longer than the other leg.Find the lenght of the unknown sides.

1 answer

by Pythagoras

10^2 + x^2 = (20 + x)^2

x^2 + 100 = x^2 + 40x + 400

-300 = 40 x

there appears to be something wrong with the numbers in the problem