Circumference with radius

To find the circumference of this circle.

C = d x∏

Remember to multiply the radius times 2 to get 

                           to find the length of the diameter.

4 ft
diameter = 4 x 2 = 8

C = d x ∏

      8 x 3.14 = 25.12

1.  Find the circumference of this circle.

C = d x∏

Remember to multiply the radius times 2 to get 

                           to find the length of the diameter.

5 ft
ft

2.  Find the circumference of this circle.

C = d x∏

Remember to multiply the radius times 2 to get 

                           to find the length of the diameter.

10 ft
ft

3.  Find the circumference of this circle.

C = d x∏

Remember to multiply the radius times 2 to get 

                           to find the length of the diameter.

12 ft
ft

5.  Find the circumference of this circle.

C = d x∏

Remember to multiply the radius times 2 to get 

                           to find the length of the diameter.

2 ft
ft

5.  Find the circumference of this circle.

C = d x∏

Remember to multiply the radius times 2 to get 

                           to find the length of the diameter.

11 ft
ft

6.  Find the circumference of this circle.

C = d x∏

Remember to multiply the radius times 2 to get 

                           to find the length of the diameter.

3 ft
ft

7.  Find the circumference of this circle.

C = d x∏

Remember to multiply the radius times 2 to get 

                           to find the length of the diameter.

50 ft
ft

8.  Find the circumference of this circle.

C = d x∏

Remember to multiply the radius times 2 to get 

                           to find the length of the diameter.

25 ft
ft

9.  Find the circumference of this circle.

C = d x∏

Remember to multiply the radius times 2 to get 

                           to find the length of the diameter.

30 ft
ft

10.  Find the circumference of this circle.

C = d x∏

Remember to multiply the radius times 2 to get 

                           to find the length of the diameter.

9 ft
ft
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