Q. 995.0( 3 Votes )

Find the areas of the shaded region:

Class 7th NCERT - Exemplar Mathematics 9. Perimeter and Area

Answer :

Diameter of the small circles = cm

Radius of the small circles = cm

Area of two small circles = 2 × = cm² = 4.8 cm²

Diameter of the large circle =14 cm

Radius of the large circle = × 7 × 7 = 154 cm²

Area of shaded region = Radius of the large circle - Area of two small circles = 154 - 4.8 = 149.2 cm²

∴ Area of shaded region = 149.2 cm²

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