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SAI International School
CLASS - X

Mathematics

CHAPTER-12: SA and Volumes-1
Lab Activity-1

SUBTOPIC: Surface Area of Cylinder

Surface Area of a Cylinder

Objective
To find the curved surface area and total surface area of a cylinder experimentally.

Prerequisite Knowledge

1. Area of a rectangle.
2. Area of a circle.
3. Concept of surface area of a cylinder.

Materials Required
A white chart paper, a cylinder made of paper, a pair of scissors, a ruler, fevicol.

Procedure

1. Remove the top and bottom circles of the cylinder.
2. Make a vertical cut in the curved surface and lay the cylinder flat to get a rectangle
as shown.
3. Measure the length and breadth of the rectangle so formed.