Problem of the Week
Problem C
Irregular Area

Points \(A(7,11)\), \(B(9,9)\), \(C(6,2)\), and \(D(2,6)\) form quadrilateral \(ABCD\). Determine the area of \(ABCD.\)

Points A, B, C, and D are plotted in the
first quadrant of the x y plane, with gridlines at unit intervals.

Theme: Geometry & Measurement