Transformation Rules

Front

What is the transformation rule for a reflection over the y-axis?

Back

Front

When reflecting a point over the y-axis, which coordinate changes sign?

Back

x-coordinate

Front

What is the transformation rule for a reflection over the x-axis?

Back

Front

What is the transformation rule for a 90° clockwise rotation?

Back

Front

What is the transformation rule for a 180° rotation?

Back

Front

What happens to the coordinates of a point after a reflection over the x-axis?

Back

The y-coordinate changes sign.

Front

What happens to the coordinates of a point after a reflection over the y-axis?

Back

The x-coordinate changes sign.

Front

What is the transformation rule for a 90° counterclockwise rotation?

Back

Front

If a point (3, 4) is reflected over the y-axis, what are the new coordinates?

Back

(-3, 4)

Front

If a point (2, -5) is reflected over the x-axis, what are the new coordinates?

Back

(2, 5)