Let A 3 1 3 B 0 7 2 C 9 3 3 and D be four points in R such

Last updated: 2/6/2023

Let A 3 1 3 B 0 7 2 C 9 3 3 and D be four points in R such that AC and BD are orthogonal and AD and BC are parallel Using vector method a find the coordinates of D b c find two unit vectors which are orthogonal to the plane containing A B and C find the area of the triangle ABC