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Ex 11.3, 1 (b) - Chapter 11 Class 7 Perimeter and Area
Last updated at Oct. 25, 2021 by Teachoo
Ex 11.3
Ex 11.3, 1 (a)
Ex 11.3, 1 (b) Important You are here
Ex 11.3, 1 (c)
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Ex 11.3, 2 (b) Important
Ex 11.3, 2 (c)
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Transcript
Ex 11.3, 1 Find the circumference of the circles with the following radius: (𝑇𝑎𝑘𝑒 𝜋=22/7) (b) 28 mm Radius = r = 28 mm Circumference = 2𝜋r = 2 × 22/7 × 28 = 2 × 22 × 4 = 44 × 4 = 176 cm ∴ Circumference of circle is 176 mm
