geometry 317

1.
points A (-2,0), B (2,3), and C (5, -1).
Slope AB = ________?
Slope AC = ________?
Slope BC = ________?
2. Which is the steepest slope?
3. is triangle ABC a right angle? if yes, show why.
4. write an equation of a line through C tat is parallel to AB
5 Write an equation of a ine through B that is perpendicular to AC