Wednesday

July 23, 2014

July 23, 2014

Posted by **Anonymous** on Sunday, March 3, 2013 at 10:04am.

- maths - geometry -
**Steve**, Sunday, March 3, 2013 at 1:39pmThe 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

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