No. 1.1. The vertices ∆АВС are given: А (–2; 4); B (3; 1); C (10; 7). Find: a) Equation side AB; b) Equation of height CH; c) the median AM equation; d) the intersection point N of the median AM and the height of the SN; e) the equation of a straight line passing through the vertex C and parallel to the side AB; e) distance from point C to straight line AB.
No. 2.1. Find the equation of a line passing through the intersection point of straight lines 3x - 2y - 7 = 0; and x + 3y - 6 = 0 and cutting on the abscissa a segment equal to 3.