Question

What's the volume of a right pyramid whose base is a square with a side 6m long and whose altitude is equal to the base side?
A. 72m^3 
B. 216m^3 
C. 36mm^3
D. 108m^3
I'm giving u 20 points an Mark as the brainliest

Answer 1

V=(1/3)(area of the base)(altitude)

V=(1/3)(6²)(6)= 72 m³ 
Hope this helps :3