Square ABCD has an area of x cm2. An isosceles triangle AEF has an area of 1/4x cm2. Find the area of a quadrilateral ADGE as a fraction in terms of x.
[ABCD] = X [AEF] = 1/4(X)
[ADF] = 1/8(X)
[ADFE] = 3/8(X)
[ADGE] = 3/10(X)
+1694 
