01-05-2017
Mathematics

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What is the area of a circle with a radius of 40 cm?

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01-05-2017

The area of a circle is PiR^2
Square the radius, 40.
40 x 40 = 1600.
Multiply 1600 by Pi (3.14)
1600 x 3.14 = 5024.
5024 cm^2 is your area.

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