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14 May, 17:05

Mr Thomson wants to protect his garage by installing a flood barrier. He connects two barriers side by side. Each barrier is 9 feet long by 2 feet high. What is the combined area of the barriers?

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  1. 14 May, 17:26
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    36 square feet

    Step-by-step explanation:

    The area of one barrier is the product of the given dimensions:

    (9 ft) (2 ft) = 18 ft²

    Two such barriers will have twice the area: 36 ft².
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