Absolute Value
Graphs and Charts
Variables, coefficients, evaluate
Model Challenge (all worth triple points!)
100
What is ∣9∣?
What is the definition of absolute value?
9. Absolute value is the distance from zero.
100
What is the difference between a bar graph and a histogram?
A histogram has a range of values per vertical bar. A bar graph is better for categorical data.
100
What is the variable in the following equation?
5x2 + 3x - 3 = 54
What are the coefficients?
x is the variable. 5 and 3 are coefficients.
100
The circle below represents one whole.
What percent is represented by the shaded area?
25%
200
What is ∣−0.4∣?
0.4
200
What is the name of this plane?
For 500 extra points: What is the name of the point (0,0)?
Coordinate plane. Origin.
200
What is the variable in the following equation?
8m - 38 = 56
What is the coefficient?
m, 8.
200
The large rectangle below represents one whole.
What percent is represented by the shaded area?
30%
300
What is the absolute value of 72?
72
300
What type of plot is represented?
Box plot (box and whiskers)
300
Define variable and coefficient.
Give an example of each.
A variable is a letter that represents an unknown value. A coefficient is multiplied by the variable and is always in front of the variable. If x has no written coefficient, it is understood to be 1.
300
Each square below represents one whole.
What percent is represented by the shaded area?
150%
400
What is the absolute value of -36?
36
400
What type of plot is represented?
Dot plot
400
Evaluate if x = 5.
3x - 8 = ?
3(5) - 8 = 7
400
Each large rectangle below represents one whole.
What percent is represented by the shaded area?
180%
500
What is the absolute value of 5?
What is the absolute value of -5?
For 300 extra points: What is the definition of absolute value?
5, 5. Absolute value is the distance from zero. It is always a positive value.
500
What type of graph is represented?
Histogram
500
Evaluate if m = 2.5
2m + 3 = ?
2(2.5) + 3 = 8
500
Each large square below represents one whole.
What percent is represented by the shaded area?
152%