Transformations Unit Test Review Part I

Which is a true statement about the transformation?

• Triangle ABC was translated 8 units left and 3 units up.

• The pre-image is in quadrant II.

• The orientation of the figure was changed.

• The orientation of the vertices was changed.

Which rule best represents the transformation?

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Tyrell transformed a figure contained in quadrant IV by reflecting it over the y-axis and rotating it 180° clockwise. Which of the following is a true statement?

• The image is congruent to the pre-image.

• The image is contained in quadrant III.

• Both A and B are true.

• Neither A nor B is true.

Which is the correct algebraic representation of the transformation below?

• (x, y) --> (y, -x)

• (x, y) --> (-y, x)

• (x, y) --> (-x, y)

• (x, y) --> (-x, -y)

Which is NOT a true statement about the figures shown?

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Ben transformed a figure from quadrant IV to quadrant I. The pre-image and image are congruent figures, but the orientation of the figure changed. Which could be the transformation Ben used?

• A rotation 90° counterclockwise

• A dilation by a scale factor of 2

• A translation up

• A reflection over the y-axis

Luke is going to reflect point R (6, 10) over the y-axis. What are the coordinates for R’?

• (-6, -10)

• (-6, 10)

• (6, -10)

• None of the above

The table shows the coordinates of a figure that was transformed. Which is a correct description of the transformation?

• Rotation 180° clockwise

• Reflection over the x-axis

• Translation 5 units left and 2 units down

• Translation 10 units left and 4 units down

Which of the following is the correct algebraic representation for a translation 8 units right and 4 units down?

• (x + 8, y – 4)

• (x – 4, y + 8)

• (x – 8, y + 4)

• (8x, 4y)

If JKL is rotated 180° clockwise, which describes the location of J’?

• (-7, 6)

• (6, 7)

• (7, -6)

• (7, 6)