marinette101 marinette101

26-02-2018
Mathematics

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The circumference of a circle is 10π cm. What is the Radius of the circle? A) 4 cm B) 5 cm C) 10 cm D) 20 cm

ASAP

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ayunirezende ayunirezende

27-02-2018

The answer is B
C=2pieR
if C=10pie
then you have to devide 10 by 2

Answer Link

ezysqezy ezysqezy

28-02-2018

Answer is B 5 cm is correct. C=πd; thus, d=C/π. therefore, d=10π π=10; 2r=d; 2r=10; r= 5 cm

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