In the diagram, ABCD is a rectangle with XY on BC such that BX : XY : YC = 7 : 5 : 8. Find the ratio of the area of triangle DXY to the area of quadrilateral ABXD
1
12 : 41
2
8 : 27
3
9 : 64
4
5 : 27
In the diagram, ABCD is a rectangle with XY on BC such that BX : XY : YC = 7 : 5 : 8. Find the ratio of the area of triangle DXY to the area of quadrilateral ABXD