Respuesta :

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