Question

The sides of a right angled triangle are in x-1,x,x+1.then the area of a triangle is​

Answer 1

We have: x^2 - 2x + 1 + x^2 = x^2 + 2x + 1 => x^2 - 4x = 0 => x = 4 => 3 * 4 / 2 = 6.