Asked by Carrie

The Canadian $2 coin has a copper centre surrounded by a ring of nickel. The diameter of the coin is 2.8 cm. The area of the copper centre is 2.0 cm2. What is the area of the nickel ring?

11 years ago

Answered by Steve

pi(2.8^2 - 2.0^2)

11 years ago

Answered by Hiren

dsjnkvn

4 years ago

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