Please help meee for this equation

Answer:
9 (C)
Step-by-step explanation:
sqrt(15^2 - 12^2) =
sqrt(225 - 144) =
sqrt(81) =
9 (C)
Answer:
C. 9m
Step-by-step explanation:
Using the pythagorean theorem, you can find that the length of the last side is [tex]\sqrt{15^2-12^2}=\sqrt{225-144}=\sqrt{81}=9[/tex]. Hope this helps!