Composition of Isometries

A composition of reflections over two parallel lines results in a....

• reflection

• translation

• rotation

Tags

CCSS.8.G.A.3

Which of these are rigid motions? (preserve distance & angle measure)

• translation

• reflection

• rotation

• glide reflection

Tags

CCSS.HSG.CO.B.6

A composition of reflections over intersecting lines results in a...

• translation

• reflection

• rotation

Tags

CCSS.8.G.A.3

Identify the composition of isometries that map the preimage to the image.

• Translation 5 units down, reflection over the y-axis

• Reflection over the x-axis, translation 6 units right

• Rotation 90^o clockwise, reflection over the x-axis

• Rotation 180^o clockwise, reflection over the y-axis

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Which of the following are isometries?

• translation

• rotation

• reflection

• dilation

Tags

CCSS.HSG.CO.B.6

Which composition of transformations maps LMN to RST?

• $\left(R_{y-axis}\ \circ\ T_{<-2,0>}\right)$

• $\left(R_{x-axis}\ \circ\ T_{<-2,0>}\right)$

• $\left(R_{y-axis}\ \circ\ T_{<0,\ -2>}\right)$

Tags

CCSS.8.G.A.3

Which transformation maps LMN to RST?

• rotate 270 degrees about the origin

• rotate 90 degrees about the origin

• rotate 180 degrees about the origin

Tags

CCSS.HSG.CO.A.2

Which composition of transformations maps LMN to RST?

• rotate 90 degrees about the origin

• rotate 180 degrees about the origin

• rotate 270 degrees about the origin

Tags

CCSS.HSG.CO.B.6

CCSS.8.G.A.2

Composition of rigid motions can also be called

• congruence transformations

• congruent

• congruent isometry

Tags

CCSS.8.G.A.3

Under what composition of transformations does triangle ABC map onto triangle A''B''C''

• Reflection over x-axis, then Rotation of 90 Degrees

• Rotation of -90 Degrees, then Reflection over y-axis

• Reflection over y-axis, then Rotation of -90 Degrees

• Rotation of 90 Degrees, then Reflection over x-axis

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5