Chapter 12 Areas Related to Circles - Ncert Solutions for Class 10 Mathematics CBSE

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Chapter 12 - Areas Related to Circles Excercise Ex. 12.1

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Let radius of circle be r

          Circumference of circle = 2pr

          Area of circle = pr2

Given that circumference of circle and area of circle is equal.

So, 2pr = pr2

2 = r

So radius of circle will be 2 units

Chapter 12 - Areas Related to Circles Excercise Ex. 12.2

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Chapter 12 - Areas Related to Circles Excercise Ex. 12.3

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