Question

what is the length of the missing leg?

Answer 1

Answer:

6 meters

Step-by-step explanation:

because 15-9=6 meters

Answer 2

Answer:

12

Step-by-step explanation:

Using the Pythagorean theorem:

$9^2+a^2=15^2$ ->

$81+a^2=225 \implies$

$a^2=144\implies$

$a=12$