Rigid Transformations

Front

What is a transformation that produces a mirror image of a figure?

Back

Reflection

Front

What type of transformation involves turning a figure about a fixed point?

Back

Rotation

Front

What is the term for moving a figure from one position to another without changing its shape or size?

Back

Translation

Front

How do you describe a transformation that moves a figure left and up?

Back

Translation

Front

What is the line called over which a figure is reflected?

Back

Line of symmetry

Front

What is the result of a reflection across the y-axis?

Back

The x-coordinates of the points are negated.

Front

What is the angle of rotation in a rotation transformation?

Back

The angle at which the figure is turned around a fixed point.

Front

What does it mean to translate a figure 2 units left and 9 units up?

Back

Move every point of the figure 2 units to the left and 9 units up.

Front

What is the difference between a rotation and a reflection?

Back

A rotation turns a figure around a point, while a reflection flips it over a line.

Front

What is the fixed point called in a rotation transformation?

Back

Center of rotation