No. 1 Given are the vertices ∆ABC: A (1; 7); In (–3; –1); C (11; –3). 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 M 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.

№2 Given two vertices of the triangle ABC: A (–4; 4); B (4; –12) and the point M (4; 2) of the intersection of its heights. Find vertex C.