AIR MATH

Math Question

Arc CD is \( \frac{2}{3} \) of the circumference of a circle. What is the radian measure of the central angle?
\( \frac{2 \pi}{3} \) radians
\( \frac{3 \pi}{4} \) radians
\( \frac{4 \pi}{3} \) radians
\( \frac{3 \pi}{2} \) radians

Solution

solution

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