trigonometry

A tent pole is 85 feet high. A cable is attached to the ground 200 feet from the tower base. How long is the cable? What is the measure of the angle the cable makes to the ground?

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asked by ethan
  1. The hypotenuse of a right triangle, using Pythagoras theorem, is
    Length of cable
    =√(200²+85²) feet

    The angle would be
    arc tangent(85/200)

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