SOLUTION: Find the volume of a regular octagonal pyramid whose basal edge is 12dm and altitude 24dm

Algebra ->  Formulas -> SOLUTION: Find the volume of a regular octagonal pyramid whose basal edge is 12dm and altitude 24dm      Log On


   

Question 1107485: Find the volume of a regular octagonal pyramid whose basal edge is 12dm and altitude 24dm
Answer by addingup(3677) About Me  (Show Source):
You can put this solution on YOUR website!
2(1+sqrt2)12^2
2(1+1.414)144
288(2.414) = 695.232 is the area, you can round it to 695.