46 POINTS will mark brainliest if correct


The radius of Mercury's orbit is r = 5. 79 x 1010 m and its orbital period is T=88 days. What is the

magnitude of the orbital velocity for the planet around the sun, assuming a circular orbit?

A. 7. 21 x 103 m/s

B. 8. 45* 104 m/s

C. 4. 79 x 104 m/s

D. 5. 32 x 104 m/s