Find the central angle in degrees of an arc of 2000 km on the surface of a planet if the radius of the planet is 2439 km? The central angle is approximately ____ degrees Round to the nearest tenth as needed

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Answer 1 · 2018-04-30T12:59:55

#48.8^@#

#s=rtheta#

#theta# will be in radians, #s# is the arc length and #r# is the radius:

#theta= 2000/2439#

#theta= 2000/2439*180^@/(pirad)= 48.8^@#