Homework Help: college

Posted by vera on Friday, October 15, 2010 at 8:54pm.

A newly discovered planet is found to have a circular orbit, with a radius equal to 11 times the radius of Earth's orbit. How long does this planet take to complete one orbit around the Sun?

Astronomy? - Ms. Sue, Friday, October 15, 2010 at 8:55pm
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college - vera, Friday, October 15, 2010 at 8:59pm
Physics
Physics -- needs help - Ms. Sue, Friday, October 15, 2010 at 9:01pm
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college - bobpursley, Friday, October 15, 2010 at 9:05pm
What is Kepler's third law?
http://en.wikipedia.org/wiki/Kepler%27s_laws_of_planetary_motion

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