In a 45-45-90 triangle, what is the length of the hypotenuse when the length of one of the legs is 5 in.?
5√5 in.
5√2 in.
2√5 in.
√5 in.
it is an isosceles triangle is one leg is 5 then so is the other.
It is right angles so not use Pythagorases theorum.
