phillyy1 phillyy1

29-05-2017
Mathematics

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Penny has a diameter of approximately 18 mm what is the area of the penny to the nearest square millimeter

Respuesta :

29-05-2017

Area of a circle is πr². r=9mm (half of the diameter).

So the area is 81π ≈ 254 mm²

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playerawesome1 playerawesome1

29-05-2017

254.34 or 254 is the area

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