The planet XYZ travels about the star ABC in an orbit that is almost circular. Assume that the orbit is a circle with radius 77,000,000 mi. Assume there are 24 hours in one day on planet XYZ. ΧYΖ (a) Assume that XYZ planet year is 354 days, and find the angle formed by XYZ's movement in one day. (b) Give the angular speed in radians per hour. (c) Find the linear speed of XYZ in miles per hour. АВС Not to scale

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