Question 519185
A lamp with a circular base of 14 cm will have a radius of 7 cm.
The area will be pi*r^2 = 49 pi = 153.9
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The area of the square mat is 196 cm^2..
Each side = sqrt(196) = 14 cm.
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196-153.9 = 42.1 cm^2 will be uncovered.
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