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abrakadabra
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abrakadabra
Answers (1)
NO. OF REVOLUTIONS = 450 DISTANCE= 1KM = 1000M CIRCUMFERENCE = 1000 450 = O.22 M 0.22= (2)(227)R 1.54= 44R 1.54/4= R 0.353535 M = R R= 35.35 cm
