Answer the questions to describe the transformations of figure ABCD. 1. Is A'B'C'D' a translation, rotation, or reflection of ABCD? Explain how you can tell.

2. Is A"B"C"D" a translation, rotation, or reflection of A'B'C'D'? Explain.

3. Suppose the measure of ∠B is 89°. Which other angles must measure 89°? How do you know?

4. What is the perimeter of A"B"C"D"? Explain how you found the perimeter.