# The hypotenuse of a right triangle is 50 meters long and one side is 30 meters long. What is the length of the remaining side?

##### 1 Answer

Jun 10, 2018

40

#### Explanation:

Use Pythagorean's Theorem:

you have

You might also note that this triangle is a "pythagorean triple", a 3,4,5 triangle multiplied by 10 and immediately deduce the missing side must be 40.