GRADE 8 · MATHEMATICS · TOPIC 9

Mensuration

Volume of a cylinder is πr²h.

CONCEPT EXPLAINED

Understand the concept

Volume of a cylinder is πr²h.

SOLVED EXAMPLE

Cylinder radius 2 height 5; in π.

  1. Step 1: π × 2² × 5.

Final answer: 20π cubic units

PRACTISE YOURSELF

Volume radius 3 height 2

Show the answer

18π cubic units

Try another similar question and explain each step aloud. Refer to your school syllabus for topic level and notation.