Triangles ABC has vertices A(1,-1) , B(7,3) , and C(-5,8) A) Find the exact length, in simplest form, of Line AC
B) Find the exact coordinates of the midpoint of Line BC . (Parentheses must surround the coordinates!) C) Which is the smallest angle of Traingle ABC ?
D) Find the area, to the nearest tenth, of triangle ABC.
E) Find the coordinates of the centroid of the triangle. (Must have parentheses around coordinates)
F) Triangle ABC is dilated with scale factor 53 with center of dilation at the origin producing the image of ABC ,
namely Triangle A'B'C' What are the coordinates of C’? (Must have parentheses around coordinates) G) Find the exact slope, in simplest form, of Line AC
H) What is the exact slope, in simplest form, of the altitude to Line BC ?