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Mathematics 18 Online
OpenStudy (idily101):

The diameter of a circle is twice as long as the radius.If the diameter is 25 cm, find the length of the radius. I just need help with writing the equation part

OpenStudy (anonymous):

d=2r d=25 find r 25=2r /2 /2 12.5=r

OpenStudy (anonymous):

d=2r would be the equation

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