The length of a planet's orbit around a star is approximately 18,950,000 km.
It takes the planet about 940 Earth days to complete a full orbit.
What is the planet's average speed in kmh^-1 to 3sf?
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It takes the planet about 1440 Earth days to complete a full orbit.Typically, the motion ... The length of a planet's orbit around a start is approximately 24130000 km. It takes the ... Its speed in that orbit, with the star at one focus, varies as Kepler observed
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