Tuesday, August 13, 2013

12-coordinate geometry



The fourth vertex D of a parallelogram ABCD whose three vertices are A (–2, 3), B (6, 7) and C (8, 3) is



(A) (0, 1)          (B) (0, –1)       (C) (–1, 0)       (D) (1, 0)



No comments:

Post a Comment