Properties of Orientation and Congruence

Which of the following Transformations preserves the congruence of a figure?

• Dilation, Reflection, Rotation

• Rotation, Translation, Dilation

• Reflection, Rotation, Translation

• Dilation, Reflection, Translation

Tags

CCSS.HSG.CO.A.2

Which representation of a transformation on a coordinate grid does not preserve congruence? 

• (x,y)--> (¹/₇x,¹/₇y) 

• (x,y)--> (x + 7, y + 7)

• (x,y)--> (x,-y)

• (x,y)--> (y,-x)

Tags

CCSS.HSG.CO.A.2

An object and its image maintain orientation after rotation.

• true

• false

Tags

CCSS.8.G.A.3

Which would be the correct rule for this transformation?

• R_{x axis}

• R_{O, 90}

• R_{O, 180}

• R_{O, 270}

Tags

CCSS.HSG.CO.B.6

State the line of reflection.

• Reflection across y-axis

• Reflection across x-axis

• Reflection across x = 1

• Reflection across y = 1

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Is the picture being reflected in the y-axis or x-axis?

• y-axis

• x-axis

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Identify the transformation from ABC to A'B'C'.

• (x+8, y+4)

• (x-8, y-4)

• (x+4, y+8)

• (x-4, y-8)

Tags

CCSS.HSG.CO.A.2

Which would be the correct rule for a reflection over the y axis?

• (x, y) --> (-x, y)

• (x, y) --> (x, -y)

• (x, y) --> (-x, -y)

• (x, y) --> (y, x)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Identify the transformation from ABC to A'B'C'.

• 90^o clockwise rotation

• 90^o counter clockwise rotation

• Reflection across the y-axis

• Reflection across the x-axis

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Reflections over the x-axis change the ____-__________. 

• y-coordinate

• x-coordinate

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5