# Can you form a right triangle with the three lengths given: 7 in., 24 in., 25 in.?

##### 1 Answer

Oct 27, 2016

This only works if the square of the largest number is the sum of the two other squares.

#### Explanation:

We have to check if:

**Conclusion** : Yes, we can!

**Note** :

The Pythagoras theorem states that:

"In a right-angled triangle the squares of the sides add up to the square of the hypotenuse"

But it also states the reverse:

"If the squares of the sides add up to the square of the hypotenuse, then we have a right-angled triangle".