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A rectangular piece of cardboard measures 17cm by 14cm. Strips of equal width are cut off one side and one end. The area of the remaining piece is 108cm^2. Find the width of the strips removed.

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5 answers
  1. (17-w)(14-w) = 108
    238 - 31w + w^2 = 108
    w^2 - 31w + 130
    (w-5)(w-26) = 0
    w = 5 or 26

    w=5, due to the size conditions.

    12*9 = 108

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  2. 12 * 9=108

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  3. Brilliant

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  4. A piece of cardboard measures 12 cm by 30 cm what is its area in square measure

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  5. Baliw ba ako

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