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8th Grade Math Year Review

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  • Find the measure of the missing angle.
    96 degrees
  • Based on the trend line of this scatter plot, how much electricity would be consumed if the average daily temperature were 68 degrees? Round to the nearest whole number.
    37 kWh
  • What is the scale factor of this dilation?
    2
  • Solve the equation.
    x = -1
  • Find the slope of the line through the pair of points.
    -1/9
  • Find the distance between these two points. Round to the nearest tenth.
    10.4
  • Does this table represent a linear function or nonlinear function?
    Nonlinear Function
  • Solve for x.
    5
  • Find the missing side of the triangle.
    12 in.
  • Write a rule to describe the transformation.
    Rotation 180 degrees about the origin.
  • Solve the equation.
    No solution
  • Find the volume of this figure. Round to the nearest hundredth.
    314.16 yd^3
  • What is the relative frequency of females who said 'yes' in this data? Write your answer as a percent.
    25%
  • Write the equation of the line in slope-intercept form.
    y=2x+1
  • Simplify. Write your answer in scientific notation.
    9×10^(-4)
  • What are the coordinates of E' after the figure is translated 1 unit left and 5 units up?
    (-2,2)
  • Simplify.
    128 x^4 y^7
  • Is this a right triangle?
    Yes
  • Does this scatter plot show a positive association, negative association, or no association?
    Negative Association