Question

Please help!!!!!!!!!!!!!!!!!!!

Answer 1

3√11 is your correct answer!

Explanation:

Answer 2

3√11

Explanation:

You use the Pythagorean Therom, 18^2-15^2 give you 99. You find the square root of 99, you break it down into 9 and 11. Take the square root of 9, which is three, and you cant seperate 11. So thats how you get 3√11