A Rigid Motion

Determine how to translate triangle A'B'C' to triangle ABC.

• right two, down five

• right two, down 9

• left two, down 9

• left two, down 5

If the dotted figure is the image, the original figure was reflected over the ...

• x-axis

• y-axis

True or false: A reflection makes a congruent figure. 

• true

• false

True or False: Rigid motions preserve angle measure.

• True

• False

Which of the following is NOT a rigid motion?

• Translation

• Dilation (a reduction or enlargement)

• Rotation

• Reflection

Identify the transformation:

• Rotation

• Reflection

• Translation

• Dilation

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

Triangle A 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

True or False: Rigid motions preserve segment length.

• True

• False

A rigid motion creates figures that are ____________.

• congruent

• different sizes

• similar

• larger