Quiz about Geometry: Transformations REVIEW

Question 1

What is the verbal description of the rule?

Accepted Answer

6 units right, 4 units up

Answer

4 units right, 1 unit up

Answer

6 units left, 4 units down

Answer

4 units right, 6 units down

Question 2

How is the blue triangle rotated to the red triangle?

Accepted Answer

90 clockwise

Answer

90 counter-clockwise

Answer

180 clockwise

Question 3

Select the correct transformation rule.

Accepted Answer

rotation 90 degrees CCW

Answer

translation (x + 4, y + 2)

Answer

rotation 90 degrees CW

Answer

reflection across x = - 1

Question 4

If you were to draw an image in Quadrant 2 and reflect it on the y-axis, what quadrant would the new image?

Accepted Answer

Quadrant 1

Answer

Quadrant 4

Answer

Quadrant 3

Answer

Quadrant 2

Question 5

Identify the transformation from A to D.

Accepted Answer

90^o Clockwise Rotation

Answer

180^o Rotation

Answer

270^o clockwise Rotation

Answer

360^o Rotation

Question 6

Select all transformations that result in a CONGRUENT image.

Accepted Answer

translations up 2, then translation right 4

Accepted Answer

vertical translation, then reflection over the x-axis

Answer

translation, then dilation of 2

Answer

reflection over the x-axis, then dilation of 1/2

Answer

dilation of 3, then rotation 90 degrees counter-clockwise

Question 7

Which series of transformations were performed in the figure?

Accepted Answer

Rotation 90^oclockwise, reflection over the x-axis

Answer

Translation 5 units down, reflection over the y-axis

Answer

Reflection over the x-axis, translation 6 units right

Answer

Rotation 180^oclockwise, reflection over the y-axis

Question 8

What are the final coordinates of B after a rotation of 180 degrees counterclockwise and a reflection over the y-axis

Accepted Answer

(3, -4)

Answer

(3, 4)

Answer

(-4, 3)

Answer

(4, -3)

Question 9

What are the final coordinates of B after a reflection over the x-axis and a translation 2 right and 2 up?

Accepted Answer

(3, 1)

Answer

(-3, -1)

Answer

(-1, -3)

Answer

(1, 3)

Question 10

How is trapezoid ABCD translated to trapezoid A'B'C'D'?

Accepted Answer

Translated 8 units down and 5 units to the right

Answer

Translated 5 units down and 5 units to the right

Answer

Translated 5 units down and 1 to the right

Answer

Translated 5 units down and 4 units to the right

Question 11

Flipping a figures is a ...

Accepted Answer

Reflection

Answer

Rotation

Answer

Dilation

Answer

Translation

Question 12

Choose the correct scale factor:

Accepted Answer

2

Answer

3

Answer

1/3

Answer

1/2

Question 13

Find K' if the figure is reflected across the x-axis

Accepted Answer

(1, 4)

Answer

(4, 1))

Answer

(-1, -4)

Answer

(1, -4)

Question 14

Which of the following describes the sequence of transformations shown?

Accepted Answer

Translate up and then rotate 90 degrees counterclockwise about the origin.

Answer

Reflect across the x-axis and then rotate 90 degrees clockwise around the origin

Answer

Rotate 90 degrees clockwise around the origin and then translate down.

Answer

Reflect across the x-axis and then reflect across the y-axis.

Question 15

The __________ is the ratio of a length of the new figure to the corresponding length on the original figure.

Accepted Answer

scale factor

Answer

reduction

Answer

enlargement

Answer

center of dilation

Question 16

Choose the correct scale factor:

Accepted Answer

1.5

Answer

2.5

Answer

3.5

Answer

4

Question 17

To be exactly equal in size and shape.

Accepted Answer

Congruent

Answer

Corresponding

Answer

Opposite

Answer

Similar

Question 18

You want to reflect a figure over the horizontal line shown.
What directions would you give?
Reflect over the line: ________

Accepted Answer

y = -4

Answer

x = -4

Answer

x - y = 4

Answer

None of these

Question 19

The preimage above is rotated 90^o counterclockwise. How do the side lengths in the preimage compare to the side lengths in the image?

Accepted Answer

The measures of the side lengths are the same.

Answer

Some of the side lengths increase in measure and other side lengths decrease in measure.

Answer

The measures of the side lengths double.

Answer

The measures of the side lengths decrease by one third.

Question 20

Which transformation will map the right triangle onto itself?

Accepted Answer

none of the above choices

Answer

90 degree rotation

Answer

180 degree rotation

Answer

270 degree rotation

Question 21

Which of the following transformation will map the regular pentagon onto itself?

Accepted Answer

y axis reflection

Answer

x axis reflection

Answer

90 degree rotation

Answer

180 degree rotation

Question 22

Which transformation will map the rectangle onto itself?

Accepted Answer

180 degree rotation about the center point

Answer

90 degree rotation about the center point

Answer

reflection across the x axis

Answer

reflection across the bue line

Question 23

Which transformation will map the parallelogram onto itself?

Accepted Answer

none of these above

Answer

reflection x axis

Answer

reflection y axis

Answer

refection across the green line

Question 24

Which transformation will map the figure onto itself?

Accepted Answer

180 degree rotation about the center

Answer

90 degree rotation about the center

Answer

270 degree rotation about the center

Answer

none of the above

Question 25

Which of the following will map the figure onto itself?

Accepted Answer

180 degree rotation about the center

Answer

90 degree rotation about the center

Answer

270 degree rotation about the center

Answer

none of the above

Question 26

Which of the following is a line of symmetry for this shape?

Accepted Answer

x = -1

Answer

x = 3

Answer

y = -1

Answer

y = 3

Question 27

How many degrees can this shape be rotated by to rotate back onto itself?

Accepted Answer

90

Answer

270

Answer

180

Answer

50

Question 28

What line could you reflect this shape over to map it onto itself?

Accepted Answer

x = 3

Answer

y = 3

Answer

y = - 3

Answer

y = 3

Question 29

Which of the following lines could this shape be reflected over to map onto itself? (there are two answers!)

Accepted Answer

y = -1

Answer

x = -1

Answer

x = 1

Answer

y = 1

Question 30

How was B translated to B' if B' is at (4, -2)?

Accepted Answer

Translated 2 units to the right and 6 units down

Answer

Translated 6 units down

Answer

Translated 2 units to the left and 6 units down

Answer

Translated 2 units to the right

Geometry: Transformations REVIEW

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