For each of the transformation types, identify if the transformation preserves congruence.
Transformation | Preserve Congruence? |
|---|---|
Translation | |
Dilation | |
Reflection | |
Rotation |
What type of translation does this rule represent:
When an image is reflected across the x-axis, which value stays the same?
A trapezoid ABCD has a point A at (6, 7). It is dilated to create a new trapezoid A'B'C'D' with a point A' at (30, 35). Which rule best describes the dilation?