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AMC solid geometry problems

Volume and surface area of prisms, cylinders, cones, spheres and pyramids.

135 problems in the archive use these ideas — 66 from the AMC 10 and 69 from the AMC 12.

Picks a problem you have not seen, at about the difficulty you are handling.

60 most recent problems

Newest contests first. Every problem opens with its answer choices, hints and a worked solution.

Use Start solid geometry practice above to keep going through the remaining 75, or browse them by contest in the AMC 12 and AMC 10 archives.

Back to all geometry problems.