find the diameter of a wheel whose circumference is 126cm
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circumference = 2 pi radius
126. = 2*22/7*r
126/2 = 22/7*r
63 *7/22 =r
20.04 =r
d = 2r
d. = 40.08 (approx)
126. = 2*22/7*r
126/2 = 22/7*r
63 *7/22 =r
20.04 =r
d = 2r
d. = 40.08 (approx)
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