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Posted by on Sunday, January 13, 2008 at 8:55am.

In a rectangle ABCD, the slope of line AB is 1 and the slope of line BC is -1/2. What is the slope of the altitude to line AD the altitude to line CD.
Thanks in advance.

  • slope - , Sunday, January 13, 2008 at 9:28am

    How are you defining altitude? Normally, I would measure altitude perpendicular to either the axis coordinate, OR perpendicular to a side of the rectangle.

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