If A(-3,5),B(-2,-7),C(1,-8)and D(6,3)are the vertices of a quadrilateral ABCD, find its area

If A(-3,5),B(-2,-7),C(1,-8)and D(6,3)are the vertices of a quadrilater

1.	If A(-3,5),B(-2,-7),C(1,-8)and D(6,3)are the vertices of a quadrilateral ABCD, find its area
Answer» Divide it into 2 triangles by joining diagonal. Use area of triangle formula.