Here's the question you clicked on:
PatGoliday
Find volumes of prisms and cylinders
to find the volume of a cylinder you use the formula |dw:1368203913534:dw|
oh crap sorry wrong formula thought u were asking for area...to find the volume of a cylinder you use the formula |dw:1368204145876:dw| and for a prism you just do BbyH taking b as the area of the base