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14 August, 07:22

The Surface Area of a car frame is about 200ft squared. What is the Surface Area, to the nearest 10th of a square foot, of a model of a car that is smaller by a Scale Factor of 1/12?

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  1. 14 August, 08:57
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    The answer is 1.39 ft²

    This is a proportion:

    x : 200 ft² = (1 : 12) ²

    x : 200 ft² = 1 : 144

    x = 200 ft² * 1 : 144

    x = 1.39 ft²
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