
Directions: Choose the best answer for each question.
1. 
Express the area of the rectangle shown at the right in terms of x and y, and using exponents.



3. 
Which expression is equivalent to ?



4. 
Express the volume of the rectangular solid at the right in cubic units.



5. 
Which of the following expressions are equivalent to
?
(Check all that apply, and hit SUBMIT!) 




6. 
The height of a triangle is 6ab. The length of the base of the triangle, as shown, is 10ab. Find the area of the triangle in terms of a and b.
[Area of a triangle = ½ (base)(height)]
Choose:



7. 
Which expression is equivalent to: ?



8. 
The distance, d, in feet that an object on the moon will fall in t seconds is given by the formula d(t) = 2.735t^{2}. How far will an object fall on the moon in 4 seconds?



9. 
Which expression is equivalent to: ?



10. 
The total number of soccer games, G, that are scheduled in a league that has n teams, and each team plays every other team twice, is given by the formula G(n) = n^{2}  n. What is the total number of games scheduled for a league that has 7 teams?



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