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

ABCDE ∼ GHJDF. ∠E ≅

• ∠H
• ∠D
• ∠F
• ∠J

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

Name the postulate, if possible, that makes the triangles congruent.

• SAS
• ASA
• AAS
• Not Possible

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

When A(3, 6) is under a dilation of 2 what are the coordinates of A'?

• (3, 6)

• (1.5, 3)

• (6, 12)

• (12, 6)

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

Two objects that are the same shape but not the same size are _______.

• Congruent
• Vertical
• Similar
• Complementary 

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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

How are the triangles congruent?

• Not congruent
• SSS
• ASA
• SAS

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

Remember order matters. Which of the following is true?

• ∆FGH ≅ ∆VHW
• ∆HFG ≅ ∆HWV
• ∆HGF ≅ ∆VHW
• ∆FGH ≅ ∆VWH

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

The triangles are similar. Solve for x.

• 4

• 5

• 6

• 7

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

Are the triangles congruent?

• Yes, by SSA≅

• Yes, by HL≅

• Yes, by SSS≅

• Yes, by SAS≅

• Not enough information

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

5.) What is the scale factor of the dilation from A to B ?

• 1/4

• 1/2

• 1

• 2

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