(iii)Prove that the points (-2;-1) ; (1;0);(4;3) and (1;2) are the vertices of the parallelogram .
Channel: Doubtnut
Date: 2020-01-19

(iii)Prove that the points (-2;-1) ; (1;0);(4;3) and (1;2) are the vertices of the parallelogram . Is this a rectangle ?