# Andrew claims that a wooden bookend in the shape of a 45°- 45°- 90° right triangle has side lengths of 5 in., 5 in., and 8 in. Is he correct? If so, show the work and if not, show why not.

##### 1 Answer

Jun 10, 2015

Andrew is wrong.

#### Explanation:

If we are dealing with a right triangle, then we can apply the pythagorean theorem, which states that

where

Andrew claims that

Therefore, the triangle's measures given by Andrew are wrong.