4-1 Congruence and Rigid Motions

Front

What is a transformation that 'slides' a figure the same distance in the same direction?

Back

Translation

Front

What is the result of a rigid motion?

Back

Congruent figures

Front

Do translations preserve a figure's size, shape, and orientation? (Always, sometimes, or never)

Back

Always

Front

Do rotations preserve a figure's size, shape, and orientation? (Always, sometimes, or never)

Back

Always

Front

What type of transformation flips a figure over a line?

Back

Reflection

Front

What is the term for a transformation that turns a figure around a fixed point?

Back

Rotation

Front

What is the term for a transformation that enlarges or reduces a figure?

Back

Dilation

Front

What is the definition of congruent figures?

Back

Figures that have the same size and shape.

Front

What is the main characteristic of rigid motions?

Back

They preserve distance and angle measures.

Front

What is the effect of a translation on the orientation of a figure?

Back

The orientation remains the same.