Algebra 1 Review

1
Algebra 1 Review

• Modules 7-11

2
Length, Area, Volume

• What is the scale factor of the two lengths 15
  and 10?
• Using those same lengths, what is the ratio of
  their areas?
• Using those same lengths, what is the ratio of
  their volumes?

3

• Joe and Breanne plan to build a deck that is
  twice as long and twice as wide as their current
  deck. If the area of the original deck is 35
  square meters, what is the area of the new deck?
• The ratio of the volumes of two cylinders is
  271. What is the ratio of their side lengths?

4
Measures of Central Tendency

• Find the mean, median, and mode.
• 10, 10, 18, 19, 23, 23, 11, 16, 11, 18, 23, 26
• Make a box and whisker plot using the data.
• What is the interquartile range?
• Find the mean absolute deviation.

5
Pie Charts

• Make a pie chart using the data below.
• Spanish speakers 25
• French speakers 30
• English speakers 120
• Other 15

6
Solve the proportion
7

• The following equation shows the distance d(t),
  in meters, at any time t, in seconds.
• d(t) -39.5t 150
• What is the speed of the object?
• How far away was the object at t0?

8
Direct and Inverse Proportions

• Find the equation of the direct proportion that
  passes through the point (3,12).
• Which equation is not a direct or inverse
  proportion?

9
Converses

• Write the converse of this statement
• If you drive too fast, then you get a speeding
  ticket.

10
Parabolas

• Write the vertex of the parabola
• Write the parabola in standard form.
• Explain how you would stretch a parabola.
• Explain how you would move a parabola to the
  left.
• Explain how you would flip a parabola upside
  down.

11
Triangles

• Is a triangle that has side lengths 12, 16, 20 a
  right triangle?
• Find the missing side length of this right
  triangle.

10
12