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The area of a sail is 40 1/2 square feet. The base and the height of the sail are equal. What is the height of the sail (in feet)?

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The height of the sail is 6.364 feet. This is because H*W=40.5 and since they are equal, H^2=40.5. Take the square root of each: H=6.364. Therefore, W=6.364.
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