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Physics, 14.11.2019 06:31 Biank2286

You are the science officer on a visit to a distant solar system. prior to landing on a planet you measure its diameter to be 1.8�107m and its rotation period to be 22.3 hours. you have previously determined that the planet orbits 2.2�1011m from its star with a period of 402 earth days. once on the surface you find that the free-fall acceleration is 12.2m/s2.
a. what is the mass of the planet?
b. what is the mass of the star?

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