Reflections and Translations Practice

Front

A rigid motion creates figures that are ____________.

Back

congruent

Front

The result of a transformation is called the ____________.

Back

Image

Front

What transformation is happening?
(x, y) ----> (x + 2, y - 3)

Back

slide right 2, down 3

Front

What is a reflection?

Back

When you flip or mirror an object across a line.

Front

Identify the transformation from ABC to A'B'C'.

Back

Reflection across the x-axis

Front

What is a translation in geometry?

Back

A transformation that moves every point of a figure the same distance in the same direction.

Front

What does it mean for two figures to be congruent?

Back

They have the same shape and size.

Front

What is the difference between a pre-image and an image?

Back

A pre-image is the original figure before transformation; an image is the result after transformation.

Front

What is the effect of a reflection across the y-axis on the coordinates (x, y)?

Back

The new coordinates will be (-x, y).

Front

What is the effect of a translation of (x, y) by (3, -2)?

Back

The new coordinates will be (x + 3, y - 2).