harleyann222004 harleyann222004 11-01-2021 Mathematics contestada Triangle PQR is an isosceles triangle with the coordinates P(2,3), 2(5, 10), and R(8,3). What is the area of triangle PQR? A. 15 units2 B. 21 units2 C. 30 units2 D. 42 units2 E. 65 units2