1. point (−5,8) is reflected across the line = . what are the coordinates of ′? show your work and explain.

2. suppose point (4, −9) is translated according to the rule (, ) → ( + 3, − 2). what are the coordinates of

′? explain.

3. how many lines of symmetry does a regular heptagon have? explain your answer.

4. suppose the point (2,8) is reflected across the −axis and then translated according to the rule (, ) →

(, + 4). what are the coordinates of ′′? show your work and explain.