Finding the Area of a Trapezoid in the Coordinate Plane USE DISTANCE FORMULA TO FIND LENGTHS What is the area of the trapezoid? d = (x-x1) + (2-y) QT (19 1)2 + (5-8)= RS (12-6) + (0-1) = RU (7-6)2 + (7-1) = DETERMINE THE AREA y 20 59 18 46 14 12 10 Q(1,8) 8 U(7, 7) 6 T(19.5) r 2 R(6, 1) S(12, 0) X 4 6 8 10 12 14 16 18 20 What is the area of the trapezoid? y 20 QT = 333 18 RS =37 16 14 RU = 37 12 10 A = h(b + b) =(37)(333 + 37) Q(1,8) B U(7.7) 6 T(19, 5) 4 2 R(6, 1) S(12,0) x A = units 2 4 8 10 12 14 16 18 20