TEKS.MATH.8.3A

What is the value of X?

• X=4
• X=6
• X=3
• X=2

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TEKS.MATH.8.3A

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

• x = 1
• x = 3
• x = 9
• x = 5

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TEKS.MATH.8.3A

TEKS.MATH.7.5A

TEKS.MATH.7.5C

A painting is 2 in tall and 3 in wide. If it is enlarged to a width of 15 in then how tall will it be?

• 8 in
• 30 in
• 20 in
• 10 in

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TEKS.MATH.8.3A

If the scale factor is greater than one, the new figure will be

• a reduction
• an enlargement
• a scale
• not proportional

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TEKS.MATH.8.3A

Solve for x. The two figures are similar.

• x = 6
• x = 9
• x = 7
• x = `0

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TEKS.MATH.8.3A

Does the image show a dilation from the origin?

• Yes
• No

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TEKS.MATH.8.3A

If the scale factor is less than one, the new figure will be

• an enlargement
• a reduction
• a scale factor

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TEKS.MATH.8.3A

TEKS.MATH.7.5A

Are the following similar? Why or why not?

• Yes, because the corresponding angles are congruent.
• No, the numbers are even
• No, the sides are 2 times larger, but the width is the same.

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TEKS.MATH.8.3A

Are the two figures similar?

• Yes

• No

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TEKS.MATH.8.3A

Determine if the triangles are similar. Justify.

• Yes, by SSS.

• Yes, by SAS. Scale Factor is 2.

• Yes, by SAS. Scale Factor is 3.

• No, not similar.

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TEKS.MATH.8.3A