If the perimeter and the area of a circle are numerically equal, then the radius of the circle is

(A)2 units   (B) π units   (C) 4 units   (D) 7 units



It is given that Perimeter = area of a circle 2πr = πr2 2𝜋/𝜋 = 𝑟^2/𝑟 2 = r r = 2 units So, the correct answer is (a)

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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 14 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.