Rigid Motion

What type of transformation is this? (ABC to A'B'C')

• Translation down

• Reflection over x-axis

• Reflection over y-axis

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Which graph is showing the pre-image reflected over the y-axis?

• 
• 
• 
• 

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Look at the graph. Which shape is the pre-image?

• triangle GIH

• triangle G'I'H'

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Choose the correct statement.

• Reflection is a rigid transformation.

• Reflection is a non-rigid transformation.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

The rule for reflection over the x-axis is

(x, y) --> _

• (-x, y)

• (x, -y)

• (y, x)

• (-y, x)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What is the Algebraic Notation for this Reflection?

• (x, y) → (y, x)

• (x, y) → (-x, y)

• (x, y) → (-y, -x)

• (x, y) → (x, -y)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

A TRANSLATION, REFLECTION, and ROTATION of a figure are considered to....

• be similar

• change size

• preserve congruency

• change shape

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

A rigid motion creates figures that are ____________.

• congruent

• different sizes

• similar

• larger

Tags

CCSS.HSG.CO.B.6

Tell whether the two figures are congruent.

• Yes, same size and same shape

• No, same shape but different sizes

• No, different size and different shapes

Tags

CCSS.8.G.A.2

Which rule best describes a 270^o counterclockwise rotation about the origin?

• (-x, -y)

• (-y, x)

• (y, -x)

• (x + 270, x - 270)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5