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Mensuration and Spatial Measurement · Term 2

Surface Area of Cylinders

Deriving and applying formulas for the curved and total surface areas of cylinders.

Key Questions

  1. Explain how unrolling a cylinder helps visualize its curved surface area.
  2. Compare the surface area of an open cylinder to a closed cylinder.
  3. Critique the efficiency of different materials for constructing cylindrical objects based on surface area.

CBSE Learning Outcomes

CBSE: Surface Areas and Volumes - Class 9
Class: Class 9
Subject: Mathematics
Unit: Mensuration and Spatial Measurement
Period: Term 2

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