Basic Rigid Motions

The ordered pair (-3, 4) is reflected across the x-axis. What is the new ordered pair?

• (-3, -4)

• (3, 4)

• (3, -4)

• (-3, 4)

Identify the transformation from C to D.

• 90^o Counter Clockwise Rotation

• 180^o Rotation

• 270^o Counter clockwise Rotation

• 360^o Rotation

Triangle C is rotated 270° counterclockwise with the origin as the center of rotation to create a new figure. Which triangle shows the new location?

• A

• B

• C

• D

How many degrees was the figure rotated?

• 90 degrees counterclockwise

• 180 degrees

• 90 degrees clockwise

• 270 degrees clockwise

The following is an example of which transformation ...

• R ₉₀°

• r _x-axis

• r_y-axis

• R ₁₈₀°

Identify the transformation.

• Reflection across y-axis

• 90 Rotation counter clockwise

• Translation 5 units left, 1 unit up.

• Translation 5 units right, 1 unit down

Given square ABCD, which segment could be mapped onto segment AD using only translation?

• Segment BC

• Segment AB

• Segment DC

Triangle ABC has been reflected across line L to from Triangle DEF. If segment AB is 10 feet, which segment is also 10 feet?

• segment DF

• segment FE

• segment DE

Figure DEFG has been reflected to form D'E'F'G'. If segment DE measures 15 units, what is the measure of segment D'E'?

• 10 units

• 15 units

• 20 units

• 5 units

Basic rigid motions ________________ the size and shape figures.

• enlarge

• reduce

• preserve

• change