Volume of a pyramid = Length x width x height / 3
A square base means both the length and width are the same.
Volume = 3 x 3 x 4 /3 = 12 square inches.
Answer:
12in^3
Step-by-step explanation:
v = (1/3) b^2 * H
b^2 = base length^2
(1/3) 3^2 * 4 = 12
1/3 of 9 = 3 x 4 = 12