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11 March, 06:06

A certain television is advertised as a 73-inch TV (the diagonal length). If the width of the TV is 48 inches, how many inches tall is the TV?

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  1. 11 March, 06:27
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    use Pythagorean Theorem to find the height with the diagonal is the hypotenuse, the width is a leg, then find the other one.

    a^2+b^2=c^2

    48^2 + b^2 = 73^2

    b^2 = 3052

    b=55

    Therefore, the answer is 55
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