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How do i find the area of the Susan b Anthony chin with a diameter of 10mm?

How do i find the area of the Susan b Anthony chin with a diameter of 10mm?
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How do i find the area of the Susan b Anthony chin with a diameter of 10mm?

asked
User Otani Shuzo
by
8.5k points

2 Answers

2 votes
A = πr²
A = 3.14(5)²
A = 3.14(25)
A = 78.53981634mm²
answered
User Gayan
by
8.7k points
4 votes

The area of every circle is (pi) x (radius)²

and the radius of every circle is (1/2) x (diameter) .

This is only useful if Susan b Anthony's chin was circular.


answered
User Saravankg
by
8.3k points
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