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OpenStudy (anonymous):
if the radius of a cirlce is 15 cm , what is the diameter? 15 cm 30cm 45 cm 7.5 cm
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OpenStudy (anonymous):
30 cm
OpenStudy (anonymous):
i think it is either 30 or 7.5 cm
OpenStudy (anonymous):
The radius of a circle is always half the length. So, just times the radius by 2.
OpenStudy (anonymous):
*multiply
OpenStudy (anonymous):
thank you
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OpenStudy (anonymous):
No problem! ^^ Good luck with your work!
OpenStudy (anonymous):
thank you
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