No. 1 Given are the vertices ∆ABC: A (–1; –4); In (9; 6); C (–5; 4). Find: a) The equation of the side AB; b) Equation of height CH; c) the equation of the median AM; d) the point N of the intersection of the median AM and the height of the CH; d) the equation of a line passing through the vertex C and parallel to the side AB; e) the distance from point C to line AB.

No. 2 Make the equation of median CM and height CK of triangle ABC; if A (4; 6); B (–4; 0); C (–1; –4).