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A certain coin is a circle with diameter 22 mm. What is the exact area of each side of the​ coin?
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A certain coin is a circle with diameter 22 mm. What is the exact area of each side of the​ coin?

User Ritesh Kumar
by
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1 Answer

7 votes

Answer:

Answer is 69.14

Explanation:


given \: diameterofa \: circl e \: is \: 22mm \\ radius \: = (22)/(2) = 11 \: mm \\ area \: of \: side \: of \: the \: coin \: = circumference \\ we \: know \: that \: circumference \: = 2\pi \: r \\ here \: r = 11 \: mm \\ circumference = 2 * (22)/(7) * 11 \\ = 69.14 \:

User Mani David
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