SOLUTION: 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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Question 1016265: 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? Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website! 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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