Answer:
I would say A because the real answer is 23.477
Step-by-step explanation:
Step-by-step explanation:
Here
BC=P=10
AC=B=b
AB=H=15
then using fourmula
h^2= p^2+ b^2
b^2= 15×15 - 10× 10
b^2= 125
b=11.2
C. Buying it a percent discount without sales tax.
Because of not having to pay $10, so it is awesome.