Mathematics
Mathematics, 15.11.2019 20:31, girly37

The diameter of a penny is about 1.9 space x space 10 to the power of negative 5 end exponent km. it would take about 2.1 space x space 10 to the power of 9 pennies placed side by side to circle the equator once. what is the approximate length of the equator? show work using scientific notation. write final answer in standard form.

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The diameter of a penny is about 1.9 space x space 10 to the power of negative 5 end exponent km. it...

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