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# MTLE Mathematics: Geometric Transformations Chapter Exam

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

### Page 1

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Question 1
1.
Which figure shows the preimage reflected across the *y*-axis?

#### Question 2 2. What is the mathematical notation for the translation shown below? (The red box is the original image, the blue box the final)

#### Question 3 3. Which image shows the following figure rotated 180° about the origin?

#### Question 4 4. Which of the following shows a translation of the figure (the maroon figure is the pre-image and the blue figure is the image)?

#### Question 5 5. Which type of transformation is shown here?

### Page 2

#### Question 6 6. Which two transformations are involved in a glide reflection?

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Question 7
7.
Test the following points for symmetry about the origin:

(-1,-5), (-3, -8) and (-5, -13); (1,5), (3,-8) and (5, -13)

#### Question 8 8. Which is not a rigid transformation?

#### Question 9 9. Which of the following statements are true?

#### Question 10 10. Which transformation involves changing the size of an object?

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Question 11
11.
What figure represents the image if the preimage is reflected across the line *y* = -2*x* + 2

#### Question 12 12. What is translation in math?

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Question 13
13.
The vertices of a triangle are at

(2, 4), (-3, -6) and (1, -2)

What would the vertices be if the triangle was rotated 270°?

(The rotation is counterclockwise around the origin as the degree of rotation is positive.)

#### Question 14 14. Segment LP = 3. Find the length of L'P' if LP is dilated with a scale factor of -4.

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Question 15
15.
Test the following points for symmetry:

(2,3) (3,3) (3,4) (4,5) (-2,3) (-3,3) (-3,4) (-4,5)

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#### Question 16 16. What is rotation?

#### Question 17 17. In a glide reflection, do we perform the translation or the reflection first?

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Question 18
18.
Which figure shows the image when the preimage is reflected across the line *y* = *x*?

#### Question 19 19. When you are performing a translation in math, the initial object is called the ____ and the object after the translation is called the ____.

#### Question 20 20. The symmetry of a graph is defined as _____.

### Page 5

#### Question 21 21. Segment WT = 9. Find the length of W'T' if WT is dilated with a scale factor of 5.

#### Question 22 22. Which of these letters has rotational symmetry?

#### Question 23 23. Point B (6, 3) is dilated by a scale factor of 5/3. What are the coordinates for B'?

#### Question 24 24. A point at (-4, 7) is rotated -90° about the origin. What are the new coordinates for the point?

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Question 25
25.
Test the following equation for symmetry:

y= x^2 +6

### Page 6

#### Question 26 26. Test the following equation for symmetry about the origin:

#### Question 27 27. Which of the following transformations shown is a glide reflection?

#### Question 28 28. Test this equation for symmetry:

#### Question 29 29. Test the following graph for symmetry about the origin:

####
Question 30
30.
Test the following points for symmetry:

(3,4) (3,5) (3,6) (4,8) (3,-4) (3, -5) (3, -6) (4,-8)

#### MTLE Mathematics: Geometric Transformations Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!