Eighth Grade Math Concepts Review: Equations, Volume, and Geometry

If Kerry walks 3 miles each day, how far will she walk in 7 days?

• 24 miles

• 15 miles

• 21 miles

• 18 miles

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What is the result of a 90-degree counterclockwise rotation of the point (7, 9)?

• (-9, 7)

• (9, -7)

• (-7, 9)

• (7, -9)

Tags

CCSS.HSF-LE.A.1B

What is the value of x when y equals 85 in a direct variation where x equals 8 when y equals 17?

• 30

• 40

• 35

• 45

In solving the equation 2x + 8 = 3x - 22, what is the value of x?

• 7

• 30

• -7

• 22

Tags

CCSS.8.EE.B.5

What is the slope of a horizontal line?

• 0

• -1

• Undefined

• 1

What is the result of a vertical shift upwards by 5 units in the equation y = one-third x?

• y = one-third x - 10

• y = one-third x + 10

• y = one-third x - 5

• y = one-third x + 5

Tags

CCSS.8.EE.C.8B

When solving systems by elimination, what is the result if the final equation is 0 = 20?

• Infinite solutions

• One solution

• No solution

• Cannot be determined

Tags

CCSS.8.G.C.9

CCSS.HSG.GMD.A.3

What is the correct expression for the volume of a cylinder?

• PI R squared H / 3

• PI R cubed

• 2 PI R H

• PI R squared H

Tags

CCSS.3.MD.D.8

In a triangle where all sides are equal, if the perimeter is 76 inches, what is the length of one side?

• 38 inches

• 76 inches

• 25.33 inches

• 19 inches

Tags

CCSS.8.G.C.9

CCSS.HSG.GMD.A.3

What is the ratio of the volume of a cone to the volume of a cylinder when they share the same height and radius?

• 1 to 3

• 2 to 3

• 1 to 2

• 1 to 4

Tags

CCSS.8.G.C.9

CCSS.HSG.GMD.A.3