You can
put this solution on YOUR website!The Pythagorean theorem states that, for any right-triangle:

where: c is the length of the hypotenuse and a & b are the lengths of the two legs.
If

and side a = side b, then:

Add the a^2 terms.

Divide both sides by 2.

Take the square root of both sides.
So each side of the right-triangle is

and the hypotenuse is 6.