Quiz about Transformations Review

Question 1

What is an example of the algebraic rule for a TRANSLATION?

Accepted Answer

(x+3, y-2)

Answer

(3x, 3y)

Answer

(x, -y)

Answer

(y, -x)

Question 2

Which is an example of the algebraic rule for a DILATION?

Accepted Answer

(3x, 3y)

Answer

(x+3, y-2)

Answer

(-x, -y)

Answer

(y, -x)

Question 3

Which algrebraic rule shows a REFLECTION across the x-axis?

Accepted Answer

(x, -y)

Answer

(-x, y)

Answer

(4x, 4y)

Answer

(y, -x)

Question 4

Which algrebraic rule shows a REFLECTION across the y-axis?

Accepted Answer

(-x, y)

Answer

(x+9, y+3)

Answer

(7x, 10y)

Answer

(y, -x)

Question 5

Which is the algebraic rule for a 180 degree rotation?

Accepted Answer

(-x, -y)

Answer

(-y, x)

Answer

(x -2, y-4)

Answer

(5x, 5y)

Question 6

Which is the algebraic rule for a 90 degree clockwise rotation?

Accepted Answer

(y, -x)

Answer

(x, -y)

Answer

(-y, x)

Answer

(4x, 7y)

Question 7

What is the algebraic representation of a 90 degree counterclockwise rotation?

Accepted Answer

(-y, x)

Answer

(x + 4, y - 3)

Answer

(6x, 6y)

Answer

(-x, -y)

Question 8

A 90 degree clockwise rotation is the same as ...

Accepted Answer

a 270 counterclockwise rotation

Answer

a 90 degree counterclockwise rotation

Answer

a 180 degree rotation

Answer

a reflection over the x-axis

Question 9

A square has sides of 6 inches and is dilated to form a square that has sides of 24. What is the scale factor?

Accepted Answer

4 because 24/6 = 4

Answer

1/4 because 6/24 = 1/4

Answer

30 because 24 + 6 = 30

Answer

No way to know with this information.

Question 10

Which transformation does NOT preserve congruence?

Accepted Answer

dilation

Answer

transformation

Answer

reflection

Answer

rotation

Question 11

A translation moves a figure 3 units to the left. Which would describe this move?

Accepted Answer

x - 3

Answer

x + 3

Answer

y - 3

Answer

y + 3

Question 12

Which two transformations preserve orientation?

Accepted Answer

dilations and translations

Answer

rotations and reflections

Answer

translations and reflections

Answer

rotations and dilations

Question 13

Which of the following could be a dilation?

Accepted Answer

(6x, 6y)

Answer

(x + 1, y - 5)

Answer

(x, -y)

Answer

(-x, -y)

Question 14

Which of the following could be a translation?

Accepted Answer

(x + 5, y - 2)

Answer

(6x, 6y)

Answer

(-x, -y)

Answer

(0.5x, 0.5y)

Question 15

How do you find the scale factor when given a dilation?

Accepted Answer

SF = new/original

Answer

SF = new + original

Answer

SF = original/new

Answer

SF = new - original

Question 16

A figure is translated 7 units down and 3 units left. What rule describes this transformation?

Accepted Answer

(x - 3, y - 7)

Answer

(3x, 7y)

Answer

(x - 7, y - 3)

Answer

(3/7x, 3/7y)

Question 17

Which scale factor would preserve congruence in a dilation?

Accepted Answer

1

Answer

0

Answer

4

Answer

0.5

Question 18

A rectangle has an area of 30 cm². The rectangle is dilated with a scale factor of 3. What is the area of the new rectangle?

Accepted Answer

270 cm2

Answer

30 cm2

Answer

90 cm2

Answer

impossible to know

Transformations Review

18 questions

What is an example of the algebraic rule for a TRANSLATION?

Which is an example of the algebraic rule for a DILATION?

Which algrebraic rule shows a REFLECTION across the x-axis?

Which algrebraic rule shows a REFLECTION across the y-axis?

Which is the algebraic rule for a 180 degree rotation?

Which is the algebraic rule for a 90 degree clockwise rotation?

What is the algebraic representation of a 90 degree counterclockwise rotation?

A 90 degree clockwise rotation is the same as ...

A square has sides of 6 inches and is dilated to form a square that has sides of 24. What is the scale factor?

Which transformation does NOT preserve congruence?

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