Simplify the trigonometric expression by following the indicated direction.Factor and simplify: 
What will be an ideal response?
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The circle graph shows the results of the student council presidential election. The complete circular area represents 100% of the votes.
The circle graph shows what percent of the vote each person received.How many votes did Matt get?
A. 30 B. 50 C. 56 D. 64
Solve the problem.One television has a rectangular screen that is 9 inches by 17 inches. Another has a rectangular screen that is 6 inches by 10 inches. The size of a television set is commonly given by the length of the screen's diagonal. What is the difference of the diagonal lengths for these two sets ?
A. 234
B. 
C. 
+ 2
D. 
- 2
Solve the equation.
- 
= 
A. {3}
B. 
C. 
D. no solution
The pictograph shows the number of bicyclists who participated in the Labor Day weekend bicycle race for the years indicated. 
In what year(s) was there an increase in the number of cyclists who participated in the race?
A. 2001, 2003, 2007 B. 2003, 2006, 2007 C. 2002, 2004, 2005 D. 2002, 2003, 2007