lilboitj lilboitj

15-01-2020
Mathematics

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The diameter of a circular platemat is 42 centimeters.
What is the approximate area of the circular placemat?

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Storm877 Storm877

15-01-2020

The area of a circle is pie*(radius squared)
The radius of a circle is half of the diameter so 42/2=21cm

So area will be pie*21 squared
Which = 1385.4cm2

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