DHS - 3.2
№1.4. The vertices of ∆ABC are given: A (1; 0); B (–1; 4); C (9; 5). 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. 2.4. Find the equation of a straight line that cuts a segment equal to 2 on the y-axis and runs parallel to the straight line 2y - x = 3.