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Learn in your speed, with individual attention - Teachoo Maths 1-on-1 Class


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Ex 9.2, 2 Find the area of the following circles, given that: (a) radius = 14 mm (𝑇𝑎𝑘𝑒 𝜋=22/7) Radius = r = 14 mm Area of circle = 𝜋 r2 = 𝟐𝟐/𝟕 × (14)2 = 22/7 × 14 × 14 = 22 × 2 × 14 = 44 × 14 = 616 mm2 ∴ Required area is 616 mm2

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Davneet Singh

Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 13 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.