Question

What is the volume of a rectangular based pyramid with a height of twelve meters and base dimensions of 8 meters and 7 meters?

two hundred twenty-four cubic meters

four hundred seventy-two cubic meters

six hundred seventy-two cubic meters

two thousand sixteen cubic meters

Answer 1

so the formula for a square pyramid is

\[V = \frac{1}{3} base .area \times height\]

find the base area, multiply by the height and divide th answer by 3

Answer 2

well it says base dimensions of 7 and 8 meters thats why its throwing me off a little

Answer 3

so the base has an area of 8 x 7 = 56 m^2

Answer 4

ooooooo i understand now so the answer is 224 ?

Answer 5

thats it well done