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Ex 9.2, 1 (b) - Chapter 9 Class 7 Perimeter and Area
Last updated at July 4, 2023 by Teachoo
Ex 9.2
Ex 9.2, 1 (a)
Ex 9.2, 1 (b) Important You are here
Ex 9.2, 1 (c)
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Ex 9.2, 2 (c)
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Transcript
Ex 9.2, 1 Find the circumference of the circles with the following radius: (𝑇𝑎𝑘𝑒 𝜋=22/7) (b) 28 mmRadius = r = 28 mm Circumference = 2𝜋r = 2 × 𝟐𝟐/𝟕 × 28 = 2 × 22 × 4 = 44 × 4 = 176 mm ∴ Circumference of circle is 176 mm
