NCERT Miscellaneous Exercise Q3 - Introduction to Three Dimensional Geometry

Question: The origin is the centroid of triangle PQR where P(2a, 2, 6), Q(-4, 3b, -10), R(8, 14, 2c). Find a, b, c.

Answer: a = -2, b = -16/3, c = 2.

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