Question

A cylindrical well is 20 meters deep and has a diameter of 1.5 meters. Approximately how many cubic meters of soil were dug out to make the well? (Use π = 3.14.)
11.78 cubic meters
35.33 cubic meters
121.20 cubic meters
141.30 cubic meters

Answer 1

V=$\pi r^{2} h$ 
$V= \pi .75(20)=35.33$

Answer 2

Okay you know the drill use the volume formula for a cylinder then plug in the numbers