Question

PLEASE HELP ME!!!!!!!!!!!!!!

Answer 1

First person is right

Answer:

9

Explanation:

triangle is a right angle triangle, using Pythagoras theorem

15^2 − 12^2 = 81

Square root of 81 is 9

Answer 2

9

Explanation:

triangle is a right angle triangle, using pythagoras theorem

15^2 − 12^2 = 81


`√(81) =9`