IDZ 3.2 - Option 9. Decisions Ryabushko AP

1. Given the vertices of the triangle ABC: A (x1, y1), B (x2, y2), C (x3, y3). Search:

a) side of the equation AB

b) the height of the equation CH

c) The median equation AM

d) the point of intersection of the median N AM and height CH

e) The equation of the line passing through the top with parallel sides AB

e) the distance from the point C to the line AB


1.9 A (4, -4) B (8, 2) C (3, 8)


2. Solve the following problems.

2.9 Find point symmetric M (2, -1) with respect to the direct x - 2y + 3 = 0.