Posted by tulip on .
2 perpendicular sides of a triangle differ by 7 cm. the hypotenuse is 9 cm longer than the short side. what are the lengths of each of the sides

MATH 
rbowh,
s = short leg
l = long leg
l  s = 7; l = 7 + s
h = s + 9
s^2 + l^2 = h^2
s^2 + (7 + s)^2 = (s + 9)^2
simplify