SS Geometry - CHAPTER 7

The original figure prior to a transformation.

• Pre-image
• Image

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CCSS.HSG.CO.A.2

What axis is the triangle being reflected over?

• X-axis

• Y-axis

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CCSS.8.G.A.3

CCSS.HSG.CO.A.5

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

• reflection
• rotation
• dilation
• translation

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CCSS.HSG.CO.B.6

A rigid motion ...

• preserves size and location
• preserves shape and location
• preserves size and shape
• makes the figure larger

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CCSS.HSG.CO.B.6

True or false: A reflection makes a congruent figure. 

• true
• false

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CCSS.8.G.A.3

CCSS.HSG.CO.A.5

When an ordered pair is reflected across the x-axis, what changes?

• nothing
• y-value
• x-value

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CCSS.8.G.A.3

CCSS.HSG.CO.A.5

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)

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CCSS.8.G.A.3

CCSS.HSG.CO.A.5

A slide is also called a _________.

• Translation
• Reflection
• Rotation
• Transformation

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CCSS.8.G.A.3

CCSS.HSG.CO.A.5

True or False: Rigid motions preserve angle measure.

• True

• False

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CCSS.HSG.CO.B.6

Identify the transformation:

• Rotation

• Reflection

• Translation

• Dilation

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CCSS.8.G.A.2

CCSS.HSG.CO.B.6