Solve the problem.A pipe is cut into two pieces, with one piece 18 feet longer than the other. The pipe was 72 feet long before it was cut. How long is each piece?
A. 45 feet, 27 feet
B. 72 feet, 54 feet
C. 45 feet, 54 feet
D. 90 feet, 54 feet
Answer: A
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Graph the function.y = 3 cos (?x)
A. 
B. 
C. 
D. 
Find the measure of the unknown angle in the pair of supplementary angles.
Find the measure of ?z.
A. 133° B. 143° C. 137° D. 43°
Solve.A man rode a bicycle for 12 miles and then hiked an additional 8 miles. The total time for the trip was 5 hours. If his speed when he was biking was 10 mph faster than his speed when he was hiking, then at what speed was he biking?
A. 13 mph B. 11.5 mph C. 14.5 mph D. 12 mph
Use graphical methods to find all real solutions to the following equation. Express solutions rounded to the nearest hundredth.0.37x3 - 5.72x2 + 5.23x + 8.25 = 0
A. {-0.82, 8.25, 1.91} B. {-0.81, 1.91, 14.37} C. {0.82, -8.25, -1.91} D. {0.81, -1.91, 14.36}