Rotations and Series of Rigid Motions

Identify the correct picture which represents a 90^o clockwise rotation about the origin.

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Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Which of the following describes the sequence of transformations shown?

• Reflect across the x-axis and then rotate 90 degrees clockwise around the origin

• Rotate 90 degrees clockwise around the origin and then translate down.

• Reflect across the x-axis and then reflect across the y-axis.

• Translate up and then rotate 90 degrees counterclockwise about the origin.

Tags

CCSS.8.G.A.3

What is the angle of rotation would map the figure onto itself? (Select all that apply)

• 60 degrees

• 120 degrees

• 180 degrees

• 240 Degrees

Tags

CCSS.HSG.CO.A.4

What is the angle of rotational symmetry?

• 360°

• 180°

• 120°

• 90°

Tags

CCSS.HSG.CO.A.4

Identify the angles of rotation that maps the image to itself.

• multiples of 72°

• multiples of 180°

• multiples of 144°

• multiples of 45°

Tags

CCSS.HSG.CO.A.4

What are the series of rigid motions that would map ∆ABC onto ∆A''B''C''?

• a reflection followed by a rotation

• a reflection followed by a translation

• a translation followed by a rotation

• a translation followed by a reflection

Tags

CCSS.8.G.A.3

Point A is rotated 180 degrees and then flipped over the y-axis. What is A" if A is (2,7)

• (2,7)

• (-2, -7)

• (-2, 7)

• (2, -7)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Which geometric object is best used to define rotations?

• circle

• line

• segment

• degree

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What type of rotation does this represent (from red to blue)?

• 270⁰ clockwise

• 360⁰

• 90⁰ counterclockwise

• 180⁰

Tags

CCSS.HSG.CO.B.6

What is the angle of rotation for this counterclockwise rotation about the origin?

• 90°

• 180°

• 270°

• 360°

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5