TEKS.MATH.8.3A

The __________ is the ratio of a length of the image to the corresponding length on the original figure.

• reduction
• enlargement
• scale factor
• center of dilation

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TEKS.MATH.8.3A

An office supply store sells index cards in two different sizes. The large size is an enlargement of the small size. Both sizes are shown. Find the scale factor of the enlargement.

• 2
• 3
• 4
• 5

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TEKS.MATH.8.3A

Which of the following is NOT true about similar figures?

• A) Similar figures always have the same shape.
• B) Similar figures always have the same size.
• C) Similar figures always have corresponding angles that are equal.
• D) Similar figures always have corresponding sides that are proportional.

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TEKS.MATH.8.3A

Which is an example of an enlargement?

• k = 1/2
• k = 1
• 2:3
• 2.5

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TEKS.MATH.8.3A

What is the scale factor from ABCD to MNOP?

• 2/3
• 3/2
• 2
• 3

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TEKS.MATH.8.3A

TEKS.MATH.7.5C

Is this a dilation from the origin?

• yes
• no

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TEKS.MATH.8.3A

What is ratio of any two corresponding sides?

• Scale Factor
• Corresponding Sides
• Similar Figures

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TEKS.MATH.8.3A

Scale Factor of ½ is __________________ .

• Reduction
• Enlargement

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TEKS.MATH.8.3A

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

• x = 12
• x = 3
• x = 40
• x = 4

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TEKS.MATH.8.3A

What is the scale factor of the dilation shown?

• 1/3

• 1/2

• 3

• 2

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TEKS.MATH.8.3A