Question

Perimeter of a right triangle is 60cm and it's hypotenuse is 25cm find the area.

Answer 1

let the 2 sides be x and y
x + y + 25 =60
x+y=35
x=35-y
(x)sq + (y)sq= 25sq
35sq+(y)sq+70y+(y)sq=25sq
35sq+2(y)sq+70y=25sq
(y)sq+35y+300=0
y=20,15
sides are 20 and 15
area=150