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

In similar Polygons, corresponding sides are ___ and corresponding angles are ___. (Fill in the blanks)

• congruent, proportional 
• proportional, congruent 
• congruent, congruent
• proportional, proportional

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

In similar Polygons, corresponding sides are ___ and corresponding angles are ___. (Fill in the blanks)

• congruent, proportional 
• proportional, congruent 
• congruent, congruent
• proportional, proportional

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

Which triangles are similar to triangle A?

• B
• C
• Both
• None

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

Are these triangles congruent?

• Yes, by AAS
• Yes, by SAS
• Yes, by ASA
• No, this is the SSA one!!

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

Which triangle congruence postulate is shown?

• SAS
• ASA
• SSS
• SSA

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

What is the ratio of the side lengths of XYZ:ABC?

• 1.25
• 1.5
• 2
• 2.5

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

Can we prove these triangles congruent?

• ASA
• HL
• AAS
• not congruent

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

Are the two triangles similar? If so, what is the scale factor?

• Yes, 2
• No
• Yes, 1/2
• Yes, 3

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

Dilate the triangle by a scale factor of 1/2. What are the coordinates of B'?

• (3/2, -4)
• (-3/2,1)
• (-1,-3/2)
• (-2,-2)

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