Chapter 9 Review

When a dilation has a scale factor greater than one, the dilation is an enlargement.

• True
• False

Tags

CCSS.8.G.A.3

How do you write the algebraic notation when the scale factor is 3?

• (x, y) goes to (1/3x, 1/3y)
• (x, y) goes to (-3x, -3y)
• (x, y) goes to (x + 3, y + 3)
• (x, y) goes to (3x, 3y)

Tags

CCSS.7.G.A.1

Choose the correct scale factor:

• 2
• 3
• 1/3
• 1/2

Tags

CCSS.8.G.A.3

Which transformation is NOT a rigid motion (the size changes)?

• reflection
• rotation
• dilation
• translation

Tags

CCSS.HSG.CO.B.6

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.2

CCSS.HSG.CO.B.6

A rigid motion creates figures that are ____________.

• congruent
• different sizes
• similar
• larger

Tags

CCSS.HSG.CO.B.6

If you were to rotate ABCD 270° counterclockwise about the origin, what would the coordinate of C' be?

• (1, 6)
• (-6, -2)
• (3, 3)
• (-2, 3)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

B(-2, -4)
Reflect over the line y = x

• (2, -4)
• (-4, 2)
• (-4, -2)
• (4, 2)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Which letter has point symmetry?

• A
• S
• T
• W

Tags

CCSS.HSG.CO.A.4

Which shape does NOT have rotational symmetry?

• A
• B
• C
• D

Tags

CCSS.HSG.CO.A.4