Find the unknown side of the right triangle. Use a calculator or square root table when necessary and round to the nearest thousandth.
A. 51 ft
B. 25.5 ft
C. 8.5 ft
D. 7.141 ft
Answer: D
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If s denotes the length of the arc of a circle of radius r subtended by a central angle ?, find the missing quantity.r = 
feet, s = 16 feet, ? = ?
A. 
radians
B. 40 radians
C. 40°
D. 
°
Solve.A plot of land which is up for sale is advertised as being 27 acres. If there are 4840 square yards in an acre, how many square yards does the plot of land cover?
A. 130,410 square yards B. 4867 square yards C. 130,680 square yards D. 131,220 square yards
Use the figure to determine the derivative.The figure shows the graph of f(x) = 2 - ln x along with its tangent line 
at the point (1, 2). What is f'(1)?
A. 2 B. -2 C. 1 D. -1
Solve the problem.A rectangular box with volume 349 cubic feet is built with a square base and top. The cost is $1.50 per square foot for the top and the bottom and $2.00 per square foot for the sides. Let x represent the length of a side of the base. Express the cost the box as a function of x.
A. C(x) = 3x2 + 
B. C(x) = 2x2 + 
C. C(x) = 3x2 + 
D. C(x) = 4x + 