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Eighth Grade (Grade 8) Geometry and Measurement Questions

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Grade 8 Coordinate Geometry CCSS: 8.G.B.8
Grade 8 Similar and Congruent Figures CCSS: 8.G.A.2
Grade 8 Metric System and SI
Which is a base unit in the metric system?
  1. meter
  2. liter
  3. gram
  4. all of the above
Grade 8 Metric System and SI CCSS: 8.NS.A.1
Grade 8 Volume CCSS: 8.G.C.9
What is the approximate volume of a cone with a height of 6 cm and a base radius of 2 cm? (Use π = 3.14).
  1. 25 cubic centimeters
  2. 23 cubic centimeters
  3. 75 cubic centimeters
  4. 38 cubic centimeters
Grade 8 Coordinate Geometry
A function whose graph forms a straight line.
  1. linear equation
  2. function equation
  3. linear function
  4. standard form
Grade 8 Angles
Find the measure of one angle of the following polygon.
Octagon v2
  1. 135°
  2. 1080°
  3. 1440°
  4. 180°
Grade 8 Three Dimensional Shapes
Find the surface area of a sphere with a diameter of 18 inches.
Use the formula: 4πr2

Sphere
  1. 1017.4 inches squared
  2. 1036.5 inches squared
  3. 2000 inches squared
  4. 5423.7 inches squared
Grade 8 Symmetry and Transformations CCSS: 8.G.A.3
For the image on the left to be transformed into image on the right it must be
1x3 Q1 Vertical 1x3 Q2 Vertical
  1. rotated about the origin.
  2. reflected across the y-axis.
  3. dilated, with origin as center.
  4. rotated and dilated, with origin as center.
Grade 8 Coordinate Geometry
Which equation has x-intercept -2 and y-intercept 4?
  1. 2x - y = 4
  2. 2y - x = 4
  3. y - 2x = 4
  4. x - 2y = 4
Grade 8 Pythagorean Theorem and Applications CCSS: 8.G.B.7
Grade 8 Volume CCSS: 8.G.C.9
Ace Canning Company is redesigning its product. The new cans will have twice the radius, but the same height of the original cans. Which statement is true about the volume of the new cans compared to the volume of the original cans?
  1. The volumes of the new and original cans will be equal.
  2. The volume of the new cans will be twice the volume of the original cans.
  3. The volume of the new cans will be four times the volume of the original cans.
  4. There is not enough information to determine.
Grade 8 Symmetry and Transformations CCSS: 8.G.A.3
The second image was created from the first using which transformation(s)?
T Q3 Vertical
T Q4 Horizontal
  1. Rotation
  2. Translation and Dilation
  3. Reflection and Translation
  4. No possible transformations
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