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

State if the two triangles are congruent.  If they are, state how you know.

• A
• B
• C
• D

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

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

If two figures are similar their angles are______.

• proportional
• congruent
• supplementary
• complementary

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

The triangles are similar by...

• SAS
• AA
• ASA
• SSS

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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.IV.C.3

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

When angles are congruent, they are____________

• adjacent

• vertical

• complementary

• supplementary

• equal

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

A triangle is dilated by a scale factor of ⅓ to produce a new triangle. Which of the following best describes the relationship between the perimeter of the original triangle compared to the perimeter of the new triangle?

• The perimeter of the new triangle is ⅓ that of the original triangle
• The perimeter of the new triangle is 3 times that of the original triangle.
• The perimeter of the new triangle is 1/9 that of the original triangle.
• The perimeter of the new triangle is 9 times that of the original triangle

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

What is the scale factor from the small fry to the large fry?

• 1/3

• 48

• 4

• 3

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

Determine whether the triangles are similar.

• SSS~
• AA~
• SAS~
• not similar

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

All _____ triangles are similar

• scalene

• isosceles

• equilateral

• right angled

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

The two given triangles are similar, what is the value of the missing side?

• 5

• 7

• 9

• 11

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