Question

If the circumference of a circle is greater than its diameter by 15 CM then find the radius of the circle​

Answer 1

Answer:

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Step-by-step explanation:

Answer 2

circumfrence=d+15

            2 pi r =2r+15

           2r pi- 2r=15

           2r(pi-1)=15

          2r(3.14-1)=15

          2r(2.14)=15

          4.28r=15

         r=15/4.28

          r= 3.5cm