Problem:
Three identical rectangles are put together to form rectangle , as shown in the figure below. Given that the length of the shorter side of each of the smaller rectangles is feet, what is the area in square feet of rectangle
Answer Choices:
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B.
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Solution:
From the figure, we can see that the longer side has the same length as two of the shorter sides. This makes it feet long. This tells us that feet and feet. Therefore, the area would be ft.
Thus, the correct answer is .
Answer: .
The problems on this page are the property of the MAA's American Mathematics Competitions