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Mathematics 8 Online
OpenStudy (anonymous):

One circle has half the circumference of another. How many rotations about its own center will the smaller circle make in rolling exactly once around the larger one, in the manner shown?

OpenStudy (anonymous):

the small circle is on the larger circle

OpenStudy (anonymous):

|dw:1323839247052:dw|

OpenStudy (anonymous):

2 rotations.

OpenStudy (anonymous):

the answer is actually 3 D:

OpenStudy (anonymous):

hmmmm.....I will be back.

OpenStudy (anonymous):

I don't get it.

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