Rigid Motions Review

Front

What is a rigid motion?

Back

A transformation that preserves distance and angle measures, meaning the shape and size of the figure remain unchanged.

Tags

CCSS.HSG.CO.B.6

Front

What is the center of rotation?

Back

The fixed point around which a figure rotates.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is a pre-image?

Back

The original figure before any transformation is applied.

Tags

CCSS.HSG.CO.A.2

Front

What is an image in geometry?

Back

The resulting figure after a transformation has been applied to the pre-image.

Tags

CCSS.HSG.CO.A.2

Front

What does it mean to translate a figure?

Back

To slide a figure in a straight line from one position to another without rotating or flipping it.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

How do you describe a translation of a figure?

Back

By specifying the direction and distance moved, such as '5 units down and 3 units to the right'.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is a 90° counterclockwise rotation?

Back

A rotation that turns a figure 90 degrees to the left around a fixed point.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is a 270° counterclockwise rotation equivalent to?

Back

A 90° clockwise rotation.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is the transformation notation for translating a point (x, y)?

Back

(x, y) --> (x + a, y + b), where 'a' is the horizontal shift and 'b' is the vertical shift.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What does the notation (x, y) --> (x + 2, y - 3) represent?

Back

A translation 2 units to the right and 3 units down.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5