Answer to Question #30603 in Analytic Geometry for Emily

Question

1. Triangle ABC is formed with the points A(3, -2, -3), B(7,0,1) and C(1,2,1). Determine whether ABC is a right or isosceles triangle. Justify your answer.
2. Determine whether the points A(2,4,2), B(3,7,-2), and C(1,3,3) are on a line.
3. Find the equation of the line through the origin and the point (4,3,-1)
4. Find the equation of the line through the points (-8,1,4) and (3,-2,4)