Rigid Transformations

Front

What is a rigid transformation?

Back

A rigid transformation is a movement of a figure in a plane that preserves its shape and size. Examples include translation, rotation, and reflection.

Front

When you translate a figure, you ______ a number to x and y.

Back

Add or subtract

Front

What is the term for flipping a figure over a line?

Back

Reflection

Front

What is the term for turning a figure around a point?

Back

Rotation

Front

What is the term for sliding a figure in a straight line?

Back

Translation

Front

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

Back

The coordinates become (-x, y).

Front

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

Back

The coordinates become (x, -y).

Front

Identify the transformation: A figure is turned 90 degrees clockwise.

Back

Rotation

Front

Identify the transformation: A figure is flipped over the x-axis.

Back

Reflection across the x-axis

Front

Identify the transformation: A figure is moved 5 units to the right and 3 units up.

Back

Translation