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25 December, 04:04

Find the dimensions of an American football field. The length is 200 feet more than the width, and the perimeter is 1040 feet. Find the length and width?

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  1. 25 December, 07:11
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    Step-by-step explanation:

    Perimeter = 2 * Length + 2 * Width

    1040 = 2 * (X+200) + 2*X

    1040 = 4x + 400

    640 = 4x

    160 = x

    Width = 160

    Length = 360

    test: 2x 160 = 320 / / / 2x 360 = 720

    720+320 = 1040
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