Quiz about Transformations

Question 1

The original figure prior to a transformation.

Accepted Answer

Pre-image

Answer

Image

Question 2

The result of a transformation.

Accepted Answer

Image

Answer

Pre-image

Question 3

What transformation is happening?
(x, y) ----> (x + 2, y - 3)

Accepted Answer

slide right 2, down 3

Answer

slide up 2, left 3

Answer

slide right 2, up 3

Answer

slide left 3, right 2

Question 4

Write the rule for this translation:
Slide 3 up and 2 right

Accepted Answer

(x, y)-----> (x+2, y + 3)

Answer

(x, y)---->(x + 3, y + 2)

Answer

(x, y)----> (x - 2, y + 3)

Question 5

What does a translation do to an image?

Accepted Answer

Slides it

Answer

Turns it 90* clockwise

Answer

Mirrors it

Answer

Shrinks it

Question 6

How do you represent a translation Algebraically?

Accepted Answer

(x + a, y + b)

Answer

(-y, -x)

Answer

(-x , -y)

Answer

(ax, by)

Question 7

What does this transformation say to do?
(x, y) -----> (x, y +4)

Accepted Answer

slide up 4

Answer

slide down 4

Answer

slide right 4

Answer

slide left 4

Question 8

Point M (-3, 5) is translated using this rule.
(x, y) ----> (x - 1, y)
What are the coordinates of M'?

Accepted Answer

(-4, 5)

Answer

(-2, 5)

Answer

(-4, 4)

Answer

None of these

Question 9

What happens to (-9, 3) when it is translated 4 units down and 3 units right?

Accepted Answer

(-6, -1)

Answer

(-13, 6)

Answer

(-5, 6)

Answer

(-6, 7)

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

What is the arrow notation for a translation 2 units right and 5 units up?

Accepted Answer

(x, y) --> (x + 2, y + 5)

Answer

(x, y) --> (x - 2, y - 5)

Answer

(x, y) --> (x + 5, y + 2)

Answer

(x, y) --> (5x, 2y)

Question 12

When you translate, you ___________________ a number to the x and y coordinates.

Accepted Answer

Add or subtract

Answer

Multiply or divide

Answer

Add or multiply

Answer

Subtract or divide

Question 13

Write the rule for this translation:

Slide 5 up and 7 right

Accepted Answer

(x, y)-----> (x + 7, y + 5)

Answer

(x, y)---->(x + 5, y + 7)

Answer

(x, y)----> (x - 7, y + 5)

Question 14

Write the rule for this translation:
Slide 3 up and 2 right

Accepted Answer

(x, y)---->
(x+2, y + 3)

Answer

(x, y)---->
(x + 3, y + 2)

Answer

(x, y)---->
(x - 2, y + 3)

Question 15

What is the algebraic representation of a figure is Translated 9 units right and 3 units down?

Accepted Answer

(x, y) -->

(x + 9, y - 3)

Answer

(x, y) -->

(x - 9, y + 3)

Answer

(x, y) -->

(x + 3, y - 9)

Answer

(x, y) -->

(9x, 3y)

Question 16

What is the algebraic representation of a figure is Translated 6 units right and 5 units up?

Accepted Answer

(x, y) --> (x + 6, y + 5)

Answer

(x, y) --> (x - 6, y + 5)

Answer

(x, y) --> (x + 5, y - 6)

Answer

(x, y) --> (6x, 5y)

Question 17

When translating left or right on a coordinate plane, what coordinate is affected?

Accepted Answer

x-coordinate

Answer

y-coordinate

Question 18

When translating up or down on a coordinate plane, what coordinate is affected?

Accepted Answer

y-coordinate

Answer

x-coordinate

Question 19

If a figure is translated 5 units down, how do you represent it algebraically?

Accepted Answer

(x, y - 5)

Answer

(x, y + 5)

Answer

(x + 5, y)

Answer

(x - 5, y)

Question 20

Determine how to translate triangle ABC to triangle A'B'C'.

Accepted Answer

left 2, up 9

Answer

right 2, down 9

Answer

left 2, down 9

Answer

left 2, up 5

Question 21

What axis is the triangle being reflected over?

Accepted Answer

Y-axis

Answer

X-axis

Question 22

What axis is the image reflected over?

Accepted Answer

X-axis

Answer

Y-axis

Question 23

What axis is the image reflected over?

Accepted Answer

X-axis

Answer

Y-axis

Question 24

What axis is the image reflected over?

Accepted Answer

Y-axis

Answer

X-axis

Question 25

Is the picture being reflected in the y-axis or x-axis?

Accepted Answer

y-axis

Answer

x-axis

Question 26

Which axis is the horizontal (left-right) one?

Accepted Answer

x-axis

Answer

y-axis

Question 27

Which axis is the vertical (up-down) one?

Accepted Answer

y-axis

Answer

x-axis

Question 28

What is a reflection?

Accepted Answer

When you flip or mirror an object across a line.

Answer

When you turn an object around a point.

Answer

When you slide an object form one place to another.

Answer

When you resize an object.

Question 29

The coordinates for the origin in the coordinate plane are________?

Accepted Answer

(0,0)

Answer

(1,1)

Answer

(0,1)

Answer

(1,0)

Question 30

Reflecting over the y-axis changes the ____-_____________.

Accepted Answer

x-coordinate

Answer

x-axis

Answer

y-coordinate

Answer

y-axis

Question 31

Reflections over the x-axis change the ____-__________.

Accepted Answer

y-coordinate

Answer

x-coordinate

Question 32

Level 1 What is this transformation?

(x, y) ----> (-x, y)

Accepted Answer

Reflect over the y-axis

Answer

Reflect over the x axis

Answer

Slide down 1

Answer

slide left 1

Question 33

Level 2 Point C (-5, 4) is reflected over the x-axis. What are the coordinates of C'?

Accepted Answer

(-5, -4)

Answer

(5, 4)

Answer

(5, -4)

Answer

(-5, 4)

Question 34

When reflecting a figure, which of the following properties is not kept the same?

Accepted Answer

Orientation (the way the figure is facing)

Answer

Size

Answer

Shape

Question 35

Reflect the point (2, -4) over the y-axis.

Accepted Answer

(-2, -4)

Answer

(-4, 2)

Answer

(-2, 4)

Answer

(2, 4)

Question 36

Point C (-5, 4) is reflected over the x-axis. What are the coordinates of C'?

Accepted Answer

(-5, -4)

Answer

(5, 4)

Answer

(5, -4)

Answer

(-5, 4)

Question 37

How many degrees was the figure rotated?

Accepted Answer

90 degrees counterclockwise

Answer

180 degrees

Answer

90 degrees clockwise

Question 38

Rotate the point (-5,8) around the origin 270 degrees counterclockwise. State the image of the point.

Accepted Answer

(8,5)

Answer

(-8,5)

Answer

(8,-5)

Answer

(5,-8)

Question 39

Rotate the point (7,8) around the origin 90 degrees counterclockwise.
State the image of the point.

Accepted Answer

(-8,7)

Answer

(-7,-8)

Answer

(8,-7)

Answer

(8,7)

Question 40

How many degrees was the figure rotated?

Accepted Answer

180 degrees

Answer

90 degrees counterclockwise

Answer

270 counterclockwise

Answer

90 degrees clockwise

Question 41

Rotate the point (-3,-4) around the origin 180 degrees clockwise. State the image of the point.

Accepted Answer

(3,4)

Answer

(-4,-3)

Answer

(-4,3)

Answer

(4,-3)

Question 42

Rotate the point (-3,-4) around the origin 180 degrees. State the image of the point.

Accepted Answer

(3,4)

Answer

(-4,-3)

Answer

(-4,3)

Answer

(4,-3)

Question 43

What is another word for rotation?

Accepted Answer

Turn

Answer

Flip

Answer

Slide

Answer

Shrink

Question 44

Identify the transformation from B to D.

Accepted Answer

180^o Rotation

Answer

90^o Clockwise Rotation

Answer

270^o clockwise Rotation

Answer

360^o Rotation

Question 45

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 46

When the scale factor of a dilation is less than one, the dilation is a reduction (gets smaller).

Accepted Answer

True

Answer

False

Question 47

An image is dilated at a scale factor of 1.5. This means the dilation is an enlargement and the dilated image will be bigger.

Accepted Answer

True

Answer

False

Question 48

A dilation is which of the following:

Accepted Answer

Either an enlargement or a reduction

Answer

an enlargement

Answer

a reduction

Answer

Neither an enlargement or a reduction

Question 49

Does the image show a Dilation?

Accepted Answer

Yes

Answer

No

Question 50

Dilate the figure by a scale factor of 3 with the origin as the center of dilation. What are the coordinates of the image?
A(3,3) B(6,6) C(9,3)

Accepted Answer

A'(9,9) B'(18,18) C'(27,9)

Answer

A'(6,6) B'(9,9) C'(12,6)

Answer

A'(0,0) B'(3,3) C'(6,0)

Answer

A'(1,1) B'(2,2) C'(3,1)

Question 51

A scale factor of 1/2 reduces a figure.

Accepted Answer

True

Answer

False

Question 52

A dilation can produce a smaller figure also known as a ______

Accepted Answer

reduction

Answer

enlargement

Answer

scale factor

Answer

center of dilation

Question 53

A dilation can produce a larger figure also known as a ______

Accepted Answer

enlargement

Answer

reduction

Answer

scale factor

Answer

center of dilation

Question 54

How do you write the algebraic notation when the scale factor is 3?

Accepted Answer

(x, y) goes to (3x, 3y)

Answer

(x, y) goes to (1/3x, 1/3y)

Answer

(x, y) goes to (-3x, -3y)

Answer

(x, y) goes to (x + 3, y + 3)

Question 55

Triangle ABC has vertices A (-2, 2), B (2, 4) and C (3, -1).  What are the coordinates of A' after a dilation by a scale factor of 2.5?

Accepted Answer

(-5, 5)

Answer

(5, -5)

Answer

(5, 10)

Answer

(7.5, -2.5)

Question 56

Does the image show a Dilation? If yes, did the image enlarge, reduce or none of the above?

Accepted Answer

Yes, enlarge

Answer

Yes, reduce

Answer

No

Question 57

Triangle DOG has coordinates D (0,0) O (0,4) and G ( 1,5) where is O' after a dilation of scale factor 7

Accepted Answer

(0,28)

Answer

(7,35)

Answer

(7,28)

Answer

(0,0)

Question 58

Triangle CAT has coordinates C (4,8) A (6,10) and T ( 6,4) where is A' after a dilation of scale factor of 1/2

Accepted Answer

(3,5)

Answer

(6,10)

Answer

(3,2)

Answer

(0,0)

Question 59

State the coordinate of the image of the given point B (-10,-6) under a dilation with center at the origin with the given scale factor k = 1/2.

Accepted Answer

(-5,-3)

Answer

(5,3)

Answer

(20,12)

Answer

(-20,-12)

Question 60

Choose the correct scale factor:

Accepted Answer

2

Answer

3

Answer

1/3

Answer

1/2

Question 61

State the coordinate of the image of the given point B (4,9) under a dilation with center at the origin with the given scale factor k = 2.

Accepted Answer

(8,18)

Answer

(2,4.5)

Answer

(-8,-18)

Answer

(9,4)

Question 62

If your SF=2.5, what type of dilation is it?

Accepted Answer

enlargement

Answer

reduction

Question 63

If your SF=0.6, what type of dilation is it?

Accepted Answer

reduction

Answer

enlargement

Answer

reflection

Answer

translation

Question 64

If your SF=6/5, what type of dilation is it?

Accepted Answer

enlargement

Answer

reduction

Transformations

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