Properties of Rigid Transformations

Which of the following BEST describes the transformation?

• TRANSLATE 5 units down

• REFLECT over the x-axis

• ROTATE 90 degrees clockwise

• None of these

Which figure is the IMAGE?

• ABC

• A'B'C'

• Not enough information

Describe the translation.

• Translate 3 up and 4 right

• Translate 3 down and 4 left

• Translate down 2

• Translate 1 up and 3 left

Describe the reflection.

• Reflect over the x-axis

• Reflect over the y-axis

• Reflect 180 degrees

• Reflect over the origin

Are the figures congruent?

(What type of transformation is shown?)

• Congruent (rotation)

• Congruent (reflection)

• NOT Congruent (rotation)

• NOT Congruent (reflection)

Rigid Transformations will always maintain and preserve ALL of the following EXCEPT...

• size and shape

• angle measurements

• location and orientation

• area and perimeter

• parallel lines

Translations, rotations, and reflections are three different types of what?

• Transformations

• Geometry

• Vectors

• Shapes

Translations, reflections and rotations are all known as ________________________.

• Geometry

• Transformations

• Congruent

What properties are preserved under rigid transformations?

• segment lengths

• angle measures

• parallel lines

• area

The diagram shows ABC mapped onto DEF by a reflection over y=x. If m<A=34^o, m<B=40^o, and m<C=106^o, find m<F.

• 40^o

• 34^o

• 106^o

• 74^o