Rotations in the coordinate plane

Front

What is a rotation in the coordinate plane?

Back

A rotation is a transformation that turns a figure around a fixed point, known as the center of rotation, by a specified angle in a specified direction.

Front

What is the center of rotation?

Back

The center of rotation is the fixed point around which a figure is rotated.

Front

What is the direction of rotation?

Back

The direction of rotation can be either clockwise or counterclockwise.

Front

What is the angle of rotation?

Back

The angle of rotation is the measure of the degree through which a figure is rotated around the center of rotation.

Front

What is the rule for rotating a point (x, y) 90 degrees clockwise around the origin?

Back

(x, y) --> (y, -x)