1) Which of these constructions would construct a line of reflection that takes the point to point ?
2) A point stays in the same location when it is reflected over line .
What can you conclude about ?
Lines and are perpendicular with point of intersection .
Noah says that a 180 degree rotation, with center , has the same effect on points in the plane as reflecting over line .
3) Do you agree with Noah?
4) Explain your reasoning.
5) Here are 4 triangles that have each been transformed by a different transformation. Which transformation is not a rigid transformation?
6) There is a sequence of rigid transformations that takes to , to , and to . The same sequence takes to . Draw and label :
7) Here are 3 points in the plane. Explain how to determine whether point is closer to point or point .
8) Diego says a quadrilateral with 4 congruent sides is always a regular polygon. Mai say it never is one. Do you agree with either of them?