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If we express the shortest side as x, then the rectangle's length is 3x (as it is 3 times as long as its width).

To find the area multiply the length and witdh together.

x * 3x = 3x2

The area of the rectangle would be 3x2.

e.g if the width of the rectangle was 4, the area would be:

3 x 42 = 48

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14y ago

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