Math 8 Final Exam Review

Which of the following expressions would produce a negative result?

• -8 + 12

• -3 • -7

• -4 - (-10)

• 32 / -8

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

Which of the following are the coordinates of the image of (-3,4) after a reflection across the y-axis?

• (-3,-4)

• (3,4)

• (4,-3)

• (-4,-3)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

A transformation is given by the rule (x,y) → (x - 5, y + 4). Which of the following describes the effect of this transformation on an object?

• A rotation 90° clockwise about the origin.

• A reflection across the x-axis.

• A translation 5 units left and 4 units up.

• A translation 4 units left and 5 units down.

Tags

CCSS.HSG.CO.A.2

Which of the following could not be the measures of the three angles of a triangle?

• 30°, 60°, 90°

• 84°, 43°, 53°

• 23°, 38°, 119°

• 65°, 72°, 40°

Tags

CCSS.8.G.A.5

What are the coordinates of the image of X(12, 6) after a dilation with the center at the origin and a scale factor of 2?

• X'(24,12)

• X'(6,12)

• X'(6,3)

• X'(10,4)

Tags

CCSS.8.G.A.3

As Sarah fills her car up with gasoline, she notices the cost of the gasoline at various points. The information she collects is shown in the table below. Which equation below accurately describes the relationship between the cost, c, and the gallons, g?

• g = 3.85c

• c = 3.85g

• g = 4.20c

• c = 4.20g

Tags

CCSS.6.EE.C.9

The expression (5^2)^3 is equivalent to which expression?

• 5^5

• 10^3

• 5^6

• 25^6

Tags

CCSS.8.EE.A.1

When x^4 is multiplied by x^6 the result is equal to

• x^10

• 2x^10

• x^24

• 2x^24

Tags

CCSS.HSA.APR.A.1

Which of the following is equivalent to 5^-2?

• 25

• 10

• 1/25

• 1/10

Tags

CCSS.8.EE.A.1

Which set of values below could be the side lengths of a right triangle?

• 4, 7, 10

• 5, 12, 13

• 8, 12, 15

• 13, 17, 24

Tags

CCSS.8.G.B.8