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2 March, 19:45

The length of a rectangle is 5 inches more than the width. The area is 33 square inches. Find the length and width. Round to the nearest tenth if necessary.

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  1. 2 March, 19:46
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    the length and width. Round to the nearest tenth are 8.8 inches and 3.8 inches respectively.

    Step-by-step explanation:

    The area A of a rectangle is the product of the length L and width W. This may be expressed mathematically as

    A = L * W

    As such, given that the length is 5 inches more than the width,

    L = W + 5

    33 = W (W + 5)

    W² + 5W - 33 = 0

    Using the formula method which states that

    s = - b±√ (b²-4ac) / 2a

    W = - 5 ± √5² - 4 (1) (-33) / 2

    = - 5 ± 12.53/2

    = 7.53/2 (since length cannot be negative)

    = 3.755 inches

    L = 3.755 + 5

    = 8.755 inches
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