Review

Rigid motions create shapes that are _______________________

• Congruent

• Similar

• Different

Which movements are rigid motions?

(Which movements create shapes that are congruent?)

Select all that apply

• Translation

  (Slide)

• Reflection

  (Flip)

• Rotation

  (Turn)

• Dilation

  (Get bigger or smaller)

Tags

CCSS.HSG.CO.B.6

Was this created a rigid motion transformation?

• Yes
• No

Answer explanation

No because the shapes are not congruent

Did a rigid motion take place? If so, which type?

• No; the lengths of the triangle's sides changed
• Yes; a translation or slide
• Yes; a reflection over the y-axis
• Yes; a rotation about line MN

Is this an example of a rigid motion transformation?

• yes:

• no

• maybe

Answer explanation

Yes the arrows are congruent. They are still the same size and the same shape

Is this an example of a rigid motion transformation?

• Yes

• No

Answer explanation

No because the triangles are not congruent

Dilations create shapes that

• are congruent

• get bigger or smaller

Congruent shapes

• are the same size and same shape

• are the same shape but different sizes

The image represents which of the following?

• intersection, "and"
• intersection, "or"
• union, "and"
• union, "or"

What does A and B mean?

• What do A and B have in common?

• Make a list of everything in A and B

• Not in A