Rigid Motions Review

Front

What is the original figure (prior to a transformation) called?

Back

Pre-Image

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is the rule for reflecting a point across the x-axis?

Back

The rule is (x, y) → (x, -y).

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is the rule for reflecting a point across the y-axis?

Back

The rule is (x, y) → (-x, y).

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is the rule for rotating a point 90° counterclockwise around the origin?

Back

The rule is (x, y) → (-y, x).

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is the rule for rotating a point 180° clockwise around the origin?

Back

The rule is (x, y) → (-x, -y).

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is the rule for translating a point 5 units down and 5 units to the right?

Back

The rule is (x, y) → (x + 5, y - 5).

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is the rule for translating a point 8 units down and 5 units to the right?

Back

The rule is (x, y) → (x + 5, y - 8).

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

What is the result of rotating triangle A 90° counterclockwise around the origin?

Back

The new location of triangle A will be determined by applying the rotation rule.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Front

How do you identify the image of a figure after a transformation?

Back

By applying the transformation rules to each vertex of the figure.

Tags

CCSS.HSG.CO.A.2

Front

What is a rigid motion?

Back

A transformation that preserves distance and angle measures.

Tags

CCSS.HSG.CO.B.6