TEKS.MATH.9-12.III.B.3

In a dilation what mathematical operation is used with the scale factor?

• addition 
• subtraction 
• multiplication 
• division 

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TEKS.MATH.9-12.III.B.3

Choose the correct scale factor:

• 2
• 3
• 1/3
• 1/2

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TEKS.MATH.9-12.III.B.3

Name the postulate, if possible, that makes triangles AED and CEB congruent.

• SSA
• SAS
• HL
• Not enough information

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TEKS.MATH.9-12.III.B.3

The pair of figures is similar. Find the missing side.

• x = 1
• x = 3
• x = 9
• x = 5

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TEKS.MATH.9-12.III.B.3

Which is NOT a criteria for triangles to be congruent by the HL Theorem?

• Right triangles
• congruent hypotenuses
• Two pairs of congruent legs
• One pair of congruent legs

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TEKS.MATH.9-12.III.B.3

TEKS.MATH.9-12.III.D.1

A transformation that does not change the size or shape of a pre-image (pre-image and image are congruent) is called

• isometry

• reflections

• rotations

• dilation

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TEKS.MATH.9-12.III.B.3

Name the postulate, if possible, that makes the triangles congruent.

• SSS
• SAS
• ASA
• Not Possible

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TEKS.MATH.9-12.III.B.3

What is the scale factor from ΔABC to ΔXYZ?

• 1.25

• 1.5

• 2

• 2.5

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TEKS.MATH.9-12.III.B.3

Are the triangles similar?

• Yes
• No

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TEKS.MATH.9-12.III.B.3

State if the triangles in each pair are similar. If so, state how you know they are similar.

• Yes, AA Similarity

• Yes, SSS Similarity

• Yes, SAS Similarity

• Not Similar

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TEKS.MATH.9-12.III.B.3