Ex 9.2, 1 (b) - Chapter 9 Class 7 Perimeter and Area

Last updated at Dec. 16, 2024 by

Find the circumference of circle with radius 28 mm - Teachoo Class 7 - Ex 9.2

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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

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Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 14 years. He provides courses for Maths, Science and Computer Science at Teachoo