Composition of Isometries 2a
Point D is reflected over the line a. The image D' is then reflected over the line b. Identify the resulting isometry. Prove that the distance between D and D'' equals twice the distance between the lines.
Point D is reflected over the line a. The image D' is then reflected over the line b. Identify the resulting isometry. Prove that the distance between D and D'' equals twice the distance between the lines.