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GRE
GRE Quantitative Reasoning Section

Circumference of a Circle with Given Radius

Easy Geometry Circles

Consider a circle with a radius of 5 units. A point is randomly chosen on the circumference of the circle.

What is the circumference of the circle?

Use the formula for the circumference of a circle, which is given by:

$$ C = 2 \pi r $$

where $C$ is the circumference and $r$ is the radius.

Hint

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