The line AB is
y+2 = 5(x-1)
5x - y - 7 = 0
The distance from C to AB is
|5(-3)+(-1)(2)-7|/√25+1) = 25/√26
if the points A(1,-2) B(2,3) C(-3,2) and D(-4,-3) are the vertices of the paralleogram ABCD, then taking AB as the base, find the height of parallelogram.
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