Answer with Step-by-step explanation:
The volume of a square oblique pyramid is given by:
volume =
Where:
b is the area of the base of the pyramid
h is its height.
Base is a square
so, base area(b)=area of square
= 5² feet²
= 25 feet²
and h=18 feet
Volume=
=150 feet³
Hence, Correct option is:
B. 150 ft³