1 Quadrilateral ABCD has vertices A(-3, -2), B(9, 2), C(l, 6), and D(a 5, 4). Using coordinate geometry, prove that quadrilateral ABCD is a trapezoid and contains a right angle. Solution to Question on Coordinate Geometry aquot;Proofsaquot; A (-3, -2)anbsp;...
|Title||:||Barron's Regents Exams and Answers Sequential Math Course II|
|Author||:||Lawrence S Leff, Lester Schlumpf, David Bock|
|Publisher||:||Barron's Educational Series - 1983-03-01|