<PRE><B>Question 1016265</B>
A circular mirror is surrounded by a square metal frame?.The radius of the mirror is 4x. The side length of the metal frame is 16x. What is the area of the metal frame? 
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Draw the picture.
You have a circle inside a square.
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Area of the square:: (16x)^2
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Area of the circle:: pi*(4x)^2
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Ans: Area of the metal frame = square area - circle area
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Ans: Area = (16x)^2-(4x)^2 = 240x^2
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Cheers,
Stan H.
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