DHS - 3.2
No. 1.2. The vertices ∆АВС are given: А (–3; –2); B (14; 4); C (6; 8). 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.
№ 2.2. Find the projection of point A (–8; 12); on the straight line passing through the points B (2; –3) and C (–5; 1).