Example 12 - Chapter 9 Class 7 Perimeter and Area

Last updated at August 8, 2026 by

Example 12 - Find the area of a circle of radius 30 cm (use Ļ€ = 3.14). - Examples

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Example 12 Find the area of a circle of radius 30 cm (use Ļ€ = 3.14).Radius = r = 30 cm Area of circle = šœ‹ r2 = 3.14 Ɨ (30)2 = 314/100 Ɨ 900 = 314/1 Ɨ 9 = 2,826 cm2 āˆ“ Required area is 2,826 cm2

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