Mandy built a pyramid for her project on Egypt with a volume of 483 4 in.3 Find the area of the base of the pyramid. Check all that apply. A pyramid with height 6 inches. Use the formula V = one-third B h to solve the problem. The volume of the pyramid is 48 and three-fourths in.3 The height of the pyramid is 6 inches. Substitute the values for V and h into the formula, and then solve for B. The area of the base of the pyramid is 8 and StartFraction 1 over 8 EndFraction in.2 The area of the base of the pyramid is 24 and StartFraction 3 over 8 EndFraction in.2