Rigid Transformations Review

Front

What does a translation do to an image?

Back

A translation slides the image to a new position without changing its shape or size.

Front

Which of the following is NOT a rigid transformation?

Back

A non-rigid transformation changes the shape or size of the figure, such as stretching or shrinking.

Front

Point (-5,2) is reflected over the y-axis. Where is the new point located?

Back

The new point is (5,2).

Front

Rotating a pre-image _____ degrees will place it back to its original position.

Back

Rotating a pre-image 360 degrees will place it back to its original position.

Front

How is the blue triangle rotated to the red triangle?

Back

The blue triangle is rotated 90 degrees clockwise to become the red triangle.

Front

What is a rigid transformation?

Back

A rigid transformation is a transformation that preserves the shape and size of a figure.

Front

Name the three types of rigid transformations.

Back

The three types of rigid transformations are translations, rotations, and reflections.

Front

What happens to the coordinates of a point when it is reflected over the x-axis?

Back

The y-coordinate of the point changes sign.

Front

If a figure is rotated 180 degrees, what happens to its orientation?

Back

The figure is turned upside down.

Front

What is the effect of a 90-degree counterclockwise rotation on a point (x, y)?

Back

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