Trisha G.
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Some practice questions for Unit 5, Lesson 6

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Trisha G.
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PRACTICE "Compositions of Reflections"

Question 1 of 7

1

A composition of reflections across two parallel lines is a __________?

Select one of the following:

  • Rotation

  • Translation

Explanation

Question 2 of 7

1

A composition of reflections across two INTERSECTING lines is a _________?

Select one of the following:

  • Glide Reflection

  • Translation

  • Rotation

  • Reflection

Explanation

Question 3 of 7

1

A glide reflection is?

Select one of the following:

  • A reflection across the x axis, and then a rotation.

  • A composition of a translation, then a reflection across a line parallel to the direction of translation.

  • A composition of a translation, then a reflection across the y axis.

  • A composition of a rotation, then a reflection across the x axis.

Explanation

Question 4 of 7

1

A translation or rotation is a composition of how many reflections?

Select one of the following:

  • One

  • Five

  • Two

  • Three

Explanation

Question 5 of 7

1

In a plane, one of two congruent figures can be mapped onto the other by a composition of at most FIVE reflections.

Select one of the following:

  • True
  • False

Explanation

Question 6 of 7

1

Isometries that have different orientations are? (select all that apply)

Select one or more of the following:

  • Reflections

  • Glide Reflections

Explanation

Question 7 of 7

1

Isometries that have the same orientation are? (select all that apply)

Select one or more of the following:

  • Glide Reflections

  • Rotations

  • Reflections

  • Translations

Explanation

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