Answer:
Volume of a square pyramid is 400 m³
Explanation:
Given : A square pyramid.
We have to find the volume of this square pyramid.
Consider the given square pyramid.
Since, Volume of a square pyramid =

Base of pyramid is a square
So Area of base = area of square =

Also, height = 12 m
Thus, Volume of a square pyramid =
Simplify, we have,
Volume of a square pyramid = 400 m³