document.write( "Question 347882: A planet orbiting the sun 42,000 miles from the center of the sun. It makes 1 revolution in 3 days. Find the speed of the planet in miles per hour. \n" ); document.write( "
Algebra.Com's Answer #248727 by nerdybill(7384)\"\" \"About 
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A planet orbiting the sun 42,000 miles from the center of the sun. It makes 1 revolution in 3 days. Find the speed of the planet in miles per hour.
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\n" ); document.write( "circumference is (pi)d
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\n" ); document.write( "d is diameter
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\n" ); document.write( "circumference = (3.14)(2)42000 = 263760 miles
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\n" ); document.write( "3 days = 3(24) = 72 hours
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\n" ); document.write( "Speed = 263760/72 = 3663.33 mph
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