Math Practice 101
Homework Explained - Math Practice 101

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Grade 8 HMH Go Math - Answer Keys
Chapter 9:Transformations and Congruence; Lesson 5: Congruent Figures


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Guided Practice

  • Question 1 (request help)

    Apply the indicated series of transformations to the rectangle. Each transformation is applied to the image of the previous transformation, not the original figure. Label each image with the letter of the transformation applied.

    A. Reflection across the y-axis

    B. Rotation 90° clockwise around the origin

    C. (x, y) → (x - 2, y)

    D. Rotation 90° counterclockwise around the origin

    E. (x, y) → (x - 7, y - 2)
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Identify a sequence of transformations that will transform figure A into figure C. 

  • Question 2 (request help)

    What transformation is used to transform figure A into figure B?
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  • Question 3 (request help)

    What transformation is used to transform figure B into figure C?
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  • Question 4 (request help)

    What sequence of transformations is used to transform figure A into figure C? Express the transformations algebraically.
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  • Question 5 (request help)

    Vocabulary What does it mean for two figures to be congruent?
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ESSENTIAL QUESTION CHECK-IN

  • Question 6 (request help)

    After a sequence of translations, reflections, and rotations, what is true about the first figure and the final figure?
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