Rigid Transformations

Front

What is a rigid transformation?

Back

A transformation that preserves the shape and size of a figure, including translations, rotations, and reflections.

Tags

CCSS.HSG.CO.B.6

Front

What is a translation in rigid transformations?

Back

A transformation that slides a figure in a straight line from one position to another without changing its shape or size.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What does it mean to reflect a figure?

Back

To flip a figure over a line (line of reflection) to create a mirror image.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is a rotation in rigid transformations?

Back

A transformation that turns a figure about a fixed point at a certain angle and direction.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is the line of symmetry?

Back

A line that divides a figure into two mirror-image halves.

Tags

CCSS.4.G.A.3

Front

What is the angle of rotation?

Back

The degree measure of the turn in a rotation transformation.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is the difference between a reflection and a rotation?

Back

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

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

How do you determine the direction of rotation?

Back

By specifying clockwise or counterclockwise from the fixed point.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is the result of a 180-degree rotation about the origin?

Back

The figure is turned upside down, with each point moving to the opposite side of the origin.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is the effect of a translation of (3, -2)?

Back

The figure moves 3 units to the right and 2 units down.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5