Translate (slide) the triangle left
units and down units. Label this triangle A and list the vertices.
Reflect triangle T across the
‑axis. Label this triangle B and list the vertices.
Are triangles T, A, and B congruent (that is, do they have the same shape and size)? Explain.
By translating or reflecting the triangle to a different position, has the original triangle changed?
Explore the problem using the eTool below.
Click the link at right for the full version of the eTool: CC3 6-28 HW eTool