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Alexis-10 - 25.01.2016 02:43If the diameter of a circle is 7.7 cm what is the radius ?
Morgan_78 - 25.01.2016 03:06A diameter is a distance across a circle. Radius is the half of a distance across a circle. To get the radius you got to divide. So D= 7.7÷2= 3.85 cm
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