Transformations: Orientation and Congruence

Front

Does the transformation shown preserve congruence and/or orientation?

Back

Congruence yes, Orientation yes

Front

What is congruence?

Back

Same size, same shape

Front

Translation are always _______

Back

Congruent

Front

Reflections keep

Back

only congruence

Front

A transformation is applied to create a new figure. Which transformation does not preserve orientation?

Back

A rotation 90° clockwise

Front

What is a transformation?

Back

A change in position, size, or shape of a figure.

Front

What is a translation?

Back

A slide of a figure in a straight line without changing its size or shape.

Front

What is a reflection?

Back

A flip of a figure over a line, creating a mirror image.

Front

What is a rotation?

Back

A turn of a figure around a fixed point.

Front

What is dilation?

Back

A transformation that changes the size of a figure but not its shape.