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8th Grade Math Year Review

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  • Simplify.
    128 x^4 y^7
  • 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
  • Is this a right triangle?
    Yes
  • Solve for x.
    5
  • Solve the equation.
    x = -1
  • What is the relative frequency of females who said 'yes' in this data? Write your answer as a percent.
    25%
  • Does this table represent a linear function or nonlinear function?
    Nonlinear Function
  • Find the slope of the line through the pair of points.
    -1/9
  • Simplify. Write your answer in scientific notation.
    9×10^(-4)
  • Find the measure of the missing angle.
    96 degrees
  • Solve the equation.
    No solution
  • Find the missing side of the triangle.
    12 in.
  • Find the distance between these two points. Round to the nearest tenth.
    10.4
  • Write the equation of the line in slope-intercept form.
    y=2x+1
  • What are the coordinates of E' after the figure is translated 1 unit left and 5 units up?
    (-2,2)