# NMTA Middle Grades Math: Transformations Chapter Exam

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#### Question 1 1. A train travels at 60 mph for 5 hours, then slows to 50 mph for 2 hours. How many miles does it travel?

#### Question 2 2. A car goes 825 miles on 3 tanks of gas. How far can it go on 7 tanks of gas?

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Question 3
3.
Which of the following coordinates corresponds to the reflection of these coordinates across the x-axis?

(7, 13)

(2, -5)

(2, 1)

(8, -7)

#### Question 4 4. Jerry wants to buy a TV online, but the ad for the TV he wants does not say what the screen size is. He knows that TV screens are measured diagonally. The ad states the height and width of the screen, so he uses the Pythagorean Theorem to determine what the screen size is. What is the screen size of the TV that Jerry wants to buy?

#### Question 5 5. Which of the following is true?

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#### Question 6 6. What is the mathematical notation for the translation shown below? (The red box is the original image, the blue box the final)

#### Question 7 7. What is the line, or axis, of symmetry of the following parabola?

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Question 8
8.
What is the line of symmetry for the following equation?

y= -3x^2 + 15x -28

#### Question 9 9. What is the Pythagorean Theorem and how is it used?

#### Question 10 10. A plane is

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#### Question 11 11. You are standing at the point (2,3) on a graph. Which point is closer: (-1,2) or (4,6)?

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

#### Question 13 13. Which of the following is NOT a 2D shape?

#### Question 14 14. Which of the following is the rule for reflections across the x-axis?

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Question 15
15.
What is the line of symmetry for the following equation?

y= 4x^2 + 16x -8

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#### Question 16 16. A bus travels 165 miles in 3 hours. What is its average speed?

#### Question 17 17. Which of the following is a 2D shape?

#### Question 18 18. The line of symmetry of a graph is defined as _____.

#### Question 19 19. Which of the following shows the reflection of this line about the origin?

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Question 20
20.
Which is the correct reflection of this figure across the line *y* = *x*?

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#### Question 21 21. 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 22 22. Another way to think of 2D shapes is

#### Question 23 23. The following is true of 2D shapes except

#### Question 24 24. How long will it take a car traveling at 32 mph to go 128 miles?

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Question 25
25.
Which translation corresponds to (*x*, *y*) → (*x* + 7, *y* - 6) [the maroon figure is the pre-image and the blue figure is the image]?

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Question 26
26.
What is the line, or axis, of symmetry of the following equation?

y= (x+2)^2 + 10

#### Question 27 27. Find the shortest distance between a and b by drawing a line connecting them and using the Pythagorean Theorem.

#### Question 28 28. Which of the following is the rule for the reflection of a figure across the y-axis?

#### Question 29 29. Olivia rides her bike at an average speed of 12 mph for 2 hours. How far does she go?

#### NMTA Middle Grades Math: 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 yellow "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!