Create a free account!

When you create an account, we'll save your progress. Plus, you'll have access to some cool tools, like reports, assignments, gradebook, and awards.

If planet A and B are both circling around star A and A completes an orbit in 2 days while B needs 10 days, then what is the radius of B’s orbit if that of A is 3.0 × 108m (in meters) ?