TEKS.MATH.7.5A

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

• x = 1
• x = 3
• x = 9
• x = 5

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TEKS.MATH.7.5A

TEKS.MATH.7.5C

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

A triangle has sizes measuring 11 cm, 16 cm, and 16 cm. A similar triangle has sides measuring x cm, 24 cm, and 24 cm. What is x?

• x = 19 cm
• x = 24 cm
• x = 3 cm
• x = 16.5 cm

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TEKS.MATH.7.5A

TEKS.MATH.7.5C

What is the scale factor if the smaller rectangle is the original rectangle?

• 4
• .25
• 5
• 6

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TEKS.MATH.7.5A

If a line segment has a length of 12 units and after a dilation the image length is 4 units, what was the scale factor?

• 3
• 1/3
• 8

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TEKS.MATH.7.5A

TEKS.MATH.7.5C

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.7.5A

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

The polygons are similar. Find x.

• x = 2
• x = 6
• x = 4 
• x = 8

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TEKS.MATH.7.5A

If the scale factor is greater than 1, the dilation is...

• an enlargement
• a rotation
• a translation
• a reduction

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TEKS.MATH.7.5A

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

Enlargement or reduction?  Find the scale factor!

• It's an enlargement; the scale factor is 1/2.
• It's an enlargement; the scale factor is 2.
• It's a reduction; the scale factor is 1/2.
• It's a reduction; the scale factor is 2.

Tags

TEKS.MATH.7.5A

TEKS.MATH.7.5C

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

Triangle ABC will be dilated by a scale factor of 1/2.  What will be the coordinates of C'?

• (-1, -2.5)
• (12, 6)
• (3, -1.5)
• (0, 1.5)

Tags

TEKS.MATH.7.5A

TEKS.MATH.7.5C

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

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

Tags

TEKS.MATH.7.5A

TEKS.MATH.7.5C