asked 188k views
2 votes
Sarah only knows the diameter of a circle. What should she do to find the radius?

2 Answers

5 votes
divide the diameter by two because

2 × radius = diameter
1/2 diameter = radius
6 votes
the radius is half of the diameter, so if she knows the diameter she should divide it by 2
answered
User Vsekhar
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7.9k points

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