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20 January, 17:55

12 ft

9 ft

)) What is the length of the hypotenuse?

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Answers (1)
  1. 20 January, 19:28
    0
    Use pythagorean theorem

    a^2 + b^2 = c^2

    fill in known values

    12^2+9^2 = c^2

    simplify

    144 + 81 = c^2

    225 = c^2

    square both sides

    15 = c = hypotenuse
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