8th Grade Final Review (B; 1-20)

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1. The cylindrical vase shown is filled with decorative stones. If 30% of the space inside the cylinder is filled with air, find the volume of air inside of the cylinder to the nearest tenth.

• A. 115.4 cm³
• B. 384.7 cm³
• C. 461.6 cm³
• D. 1,538.6 cm³

2. Of the equations listed below, which represent functions that are linear?

• A. Equations I and III
• B. Equation I only
• C. Equations II and III
• D. Equation II only

3. Parallel lines A and B are cut by transversal, t.Use the relationship of the marked angles to find the value of x.

• A. x = 11
• B. x = 6.7
• C. x = 13.8
• D. x = 9

4. Reid is building a fence around a square portion of his yard with an area of 200 square feet. Which point below best represents the side length of one side of the fence?

• A. Point A
• B. Point B
• C. Point C
• D. Point D

5. The graph below shows the distance that an animal has walked based on the number of hours it has been walking. Which equation represents a situation with a greater rate of change?

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6. Which is not a true statement about scatter plots A and B shown below?

• A. Scatter plot A shows a negative association.
• B. Scatter plot B shows a positive association.
• C. Scatter plot A has a stronger association than Scatter plot B.
• D. Scatter plot A demonstrates outliers while scatter plot B does not.

7. Mrs. Martinez graphed the transformation shown below. Which algebraic representation shows the effect of the transformation on each ordered pair?

• A. (-x, -y)
• B. (x, y – 4)
• C. (x, -y)
• D. (-x, y)

8. Nikki is solving the equation below. Which value of x makes the equation true?

• A. -24
• B. -6
• C. -8
• D. 2