# An isosceles right triangle has legs that are each 4cm. What is the length of the hypotenuse?

##### 2 Answers

Nov 14, 2015

#### Explanation:

We will use the Pythagorean Theorem for this problem.

We know that each leg is

Nov 14, 2015

#### Explanation:

By the Pythagorean theorem, the square of the hypotenuse of a right triangle is equal to the sum of the squares of it's legs. That is, for a right triangle with legs

In this case, we have