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UNIT 6 TEST: SIMILARITY

Author:Rachel Turner

FORMULA SHEET

1. Which of the following is a non-isometric transformation?

Select all that apply
  • A
  • B
  • C
  • D
Check my answer (3)

2. Which of the following is a dilation?

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  • A
  • B
  • C
  • D
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3. Determine the scale factor of the given dilation from point O?

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  • A
  • B
  • C
  • D
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4. Determine whether the dilation is an enlargement or a reduction.

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  • A
  • B
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5. Determine if the scale factor for the following dilation:

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  • A
  • B
  • C
  • D
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For questions 6 and 7

6. What is the center of dilation for the transformation above?

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  • A
  • B
  • C
  • D
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7. What is the scale factor for the transformation above?

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  • A
  • B
  • C
  • D
Check my answer (3)

8. What is the value of x?

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  • A
  • B
  • C
  • D
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9. What is the value of y?

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  • A
  • B
  • C
  • D
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10.

11. These two triangles are similar, which is the correct similarity statement?

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  • A
  • B
  • C
  • D
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12.

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  • A
  • B
  • C
  • D
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13. What is the value of x?

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  • A
  • B
  • C
  • D
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14. Find the value of x.

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  • A
  • B
  • C
  • D
Check my answer (3)

15.

POSSIBLE REASONS FOR THE PROOF ABOVE:
  • Given
  • Parallel lines cut by a transversal and corresponding angles are congruent.
  • Parallel lines cut by a transversal and alternate interior angles are congruent.
  • Parallel lines cut by a transversal and alternate exterior angles are congruent.
  • Parallel lines cut by a transversal and same side interior angles are supplementary.
  • Parallel lines cut by a transversal and same side exterior angles are supplementary.
  • Vertical angles are congruent
  • Linear pairs are supplementary.
  • Sides are proportional
  • AA Similarity Theroem
  • SSS Similarity Theorem
  • SAS Similarity Theorem

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