TEKS.MATH.8.10B

Does the transformation shown preserve congruence and/or orientation?

• Congruence yes, Orientation yes
• Congruence No, Orientation No
• Congruence No, Orientation yes
• Congruence Yes, Orientation No

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TEKS.MATH.8.10B

Tell whether the two figures are congruent.

• Yes, same size and same shape
• No, same shape but different sizes
• No, different size and different shapes

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TEKS.MATH.8.10B

Which additional information is needed to prove congruence

• A
• B
• C
• D

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TEKS.MATH.8.10B

Level 2 When a figure is reflected over a line of reflection, the new image is congruent to the original. True or False

• True

• False

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TEKS.MATH.8.10A

TEKS.MATH.8.10B

Which transformation(s) preserve congruency?

(Choose all that apply)

• rotations

• reflections

• translations

• dilations

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TEKS.MATH.8.10B

Dilation is...

• a transformation that changes the size of a figure by multiplication. (Does not stay congruent)

• a transformation that changes the size of a figure by addition or subtraction. (Does stay congruent)

Tags

TEKS.MATH.8.10B

Pre-Image

• the figure before a transformation, has no prime symbols

• the figure after a transformation, has prime symbols

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TEKS.MATH.8.10B

Image is

• the figure after a transformation, has prime symbols

• the figure before a transformation, has no prime symbols

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TEKS.MATH.8.10B

Choose the correct statement.

• Reflection is a rigid transformation.

• Reflection is a non-rigid transformation.

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TEKS.MATH.8.10B

Identify the transformation of figure PQRSTU to figure P"Q"R"S"T"U"

• translation across the y-axis

• reflection across the x-axis

• reflection across the y-axis

• rotation 90˚ about the origin

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TEKS.MATH.8.10B