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Math

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a diagonal brace is to be placed in the wall of room, the height (y) of the wall is 8 ft and the wall is 16 ft long (x). What is the exact length of the brace?

  • Math -

    Use the Pythagorean Theorem.

    x^2 + y^2 = b^2

    8^2 + 16^2 = b^2

    64 + 256 = b^2

    320 = b^2

    17.888543 = b

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