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2 September, 19:33

A 14 inch laptop has a screen that is 9 inches tall. how wide is the screen?

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  1. 2 September, 23:08
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    A^2 + b^2 = c^2

    A = width

    B = Height (9)

    C = Hypotenuse (14)

    C^2 = 196

    B^2 = 81

    A^2 + 81 = 196

    196-81 = 115

    A^2 = 115

    A=10.7238053

    The width is 10.7238053
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