The diameter of a penny is about 7.9 x 10^-5 km. It would take about 2.1 x 10^9pennies
p...
Mathematics, 11.02.2020 00:16 steloiryancy
The diameter of a penny is about 7.9 x 10^-5 km. It would take about 2.1 x 10^9pennies
placed end to end to circle the equator once. What is the approximate length of the
equator?
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