Pythagorean Theorem Practice
PLEASE HELP ME I HAVE NO IDEA HOW TO DO THIS!!

Answer:
10.24m
Step-by-step explanation:
h^2=p^2+b^2
we need only "p" so square rooting on both sides
p=(h^2+b^2)1\2
h=11
b=4
then
(121-16)1\2
(105)1\2
10.24m