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Mathematics, 20.09.2019 14:30 JvGaming2001

Arc cd is 2/3 of the circumference of a circle. what is the radian measure of the central angle?
2(pie)/3 radians
3(pie)/4 radians
4(pie)/3 radians
3(pie)/2 radians

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Arc cd is 2/3 of the circumference of a circle. what is the radian measure of the central angle?
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