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What is the circumference of Circle O?

What is the circumference of Circle O?-example-1
User Tomm
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2 Answers

7 votes

Answer: 14π cm or 43.98 cm.

Step-by-step explanation: To find circumference, one must use the equation c = 2πr (c = circumference and r = radius). Plugging in the values, we get 2πr = 2*π*7 which = 14π or if you want it rounded: 43.98 cm.

User Mohit Kumar
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5.0k points
2 votes

Answer:


14\pi

Explanation:

The formula for finding the circumference of a circle is 2 times pi times the radius.

Looking at the picture, we can see that the radius of the circle is 7 cm. Plugging that into the formula gives:

2*
\pi*7 = 14
\pi

User Cookie Of Nine
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5.7k points