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Posted by on Saturday, November 17, 2012 at 7:11pm.

the width in cm of a rectangle is the same as the slope of the line 5x-6y=-14, and its length in cm is the same as the slope of the line that is perpendicular to the line 9x+4y=87. Find the perimeter of the rectangle.

  • math - , Saturday, November 17, 2012 at 10:23pm

    width = 5/6
    length = 4/9

    p = 2(5/6 + 4/9) = 23/9

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