(e) Let A,B,C,D be a parallelogram with equal sides (AB = BC = CD = DA). Show that the diagonals AC and BD are orthogona
Posted: Wed May 11, 2022 9:18 pm
(e) Let A,B,C,D be a parallelogram with equal sides (AB = BC = CD = DA). Show that the diagonals AC and BD are orthogonal. В. D Hint: AC = AB + BC and BD=BC+CD. +