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A cylinder has two parallel circular bases connected by a curved lateral surface. It is one of the most common 3D shapes — cans, pipes, barrels, and columns are all cylinders.
단계별 가이드
- 1Volume = π × r² × h
- 2Lateral surface area = 2πrh
- 3Total surface area = 2πr(r + h)
풀어진 예시
입력
r=4, h=10
결과
V=502.65, SA=351.86
V=π×16×10, SA=2π×4×(4+10)
입력
r=7, h=5
결과
V=769.69, SA=527.79
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