write the circumference and the diameter of a wheel is 75cm calculate the length of radius of this wheel.
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Circumference = 2d
= 2 * 75 cm
= 150cm
Circumference = 2pie r
150cm = 2*22/7*r
-r=-150*7/2*22cm
-r=-1050/44cm
-r=-24cm
r=-24 / -1 cm
r=24cm
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