Twelve problems give the radius or the diameter and ask for the volume of a cone, using V = ⅓πr²h.
Click on the image to open the Volume of Cones PDF. Print it to use the worksheet. The answer key is on page 2.
Volume of Cones
Use this free 8th grade math worksheet from Teaching Squared. Find more in Volume and Surface Area Worksheets and 8th Grade Math Worksheets.