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OpenStudy (anonymous):
If the radius of a circle is 15 cm, what is the diameter?
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OpenStudy (anonymous):
Diameter is 2r. So multiply the radius by 2
OpenStudy (anonymous):
Formula is as below: Diameter = 2*Radius Simply sub in your value for the radius
OpenStudy (anonymous):
so i would do 15*2?
OpenStudy (anonymous):
Yes
OpenStudy (anonymous):
okeaa thanks
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OpenStudy (anonymous):
No problem! Just don't forget to add cm at the end.
OpenStudy (anonymous):
okea i got it now
OpenStudy (anonymous):
got 5 right and 9 wrong -.-
OpenStudy (anonymous):
Sorry?
OpenStudy (anonymous):
its ok
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