NCERT Exercise 9.1 Q8 - Straight Lines

Question: Show that the points (-2, -1), (4, 0), (3, 3), and (-3, 2) are the vertices of a parallelogram.

Answer: The diagonals have the same midpoint (1/2, 1), so the quadrilateral is a parallelogram.

Full step-by-step NCERT solution with diagrams on Something by Zero.