geometry
posted by Cori .
Given the hypotenuse of a right triangle is 600, and the length of all three sides is 1400, what are the lengths of the legs?

x^2 + y^2 = 360000
x+y+600 = 1400
x+y = 800
x^2 + (800x)^2 = 36000
x^2  800x + 140000 = 0
x and y are 258.6 and 541.4