Chapter 8.5, Problem 42E

(a).

To determine

To construct: The reflection graph of the quadrilateral ABCD about the line l.

(b).

To determine

To check: The position of the quadrilateral $A^{\prime }{B}^{\prime }{C}^{\prime }{D}^{\prime }$ and the position of the quadrilateral ABCD are identical or not.

(c).

To determine

The quadrilateral ABCD have reflective symmetry about the line l or not.