
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.



2. 
Express the volume of the rectangular solid at the right in cubic units.



4. 
Find the missing side of the right triangle shown at the right. An exact answer is expected.



5. 
Baked Alaska is a desert made by putting a one inch coating of meringue around a hemisphere of ice cream. The volume of meringue needed in cubic inches, M(r), is given by the formula:
M(r) = 6.14r^{2} + 6.14r + 2.094



where r is the radius of the ice cream in inches. Find the amount of meringue needed when the radius of the ice cream is 6 inches. Round answer to nearest cubic inch. 



6. 
Find the value of x as shown in the rectangle at the right. An exact answer is expected.



7. 
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?



8. 
The volume of a sphere is given by the formula:
Find the volume, in cubic cm, when the radius is 3 cm.



9. 
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.
Choose:



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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