Circles & Circumference
Standard Math
The circumference is the distance around a circle.
Circumference
Circumference is the perimeter of circles.
Radius is half of the diameter.
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The formula to find Circumference is :
C = 2 π r or C = π d
7
22or 3.14
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Find the Circumference of the circle.
rC 2
214.32C
yd. 56.12CBACK
Find the circumference using the diameter.
π dC
1014.3C
in. 4.31C
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Find the circumference of the circle.
π dC
1614.3C
ft. 24.50C
You try this one.
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How would you find the diameter of a circle if you were only given the circumference? Cd
Find the diameter of a circle that has a circumference of 66.
14.366d21d
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Circles & Circumference
Standard MathBACK