A4 Cylinder

Geometry Level 1

A sheet of paper has width 21.0 cm21.0\text{ cm} and length 29.7 cm.29.7\text{ cm}. When rolled up, it can form the lateral surface of two different cylinders:

  • A long, slim cylinder, using the length as its height.
  • A short, fat cylinder, using the width as its height.

Which cylinder has the larger volume?

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