DHS - 3.2
№1.8. The vertices ∆АВС are given: А (4; –3); B (7; 3); C (1; 10). 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) the distance from point C to line AB.
№2.8. Find the equation of the line passing through point A (–2; 1) parallel to the line MN if M (–3; –2) and N (1; 6).