What is the area of a circle with circumference of 6.28?
Approximately
The formula for circumference of a circle with radius
The formula for the area of a circle with radius
So the radius of our circle is and its area is The number To see that the area of a circle is This approximation gets better the more segments you have, but here's an animated illustration I put together...
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The area of a circle with a circumference of 6.28 units is approximately 1 square unit.
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When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.
When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.

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