Solve the problem.A circular swimming pool, 20 feet in diameter, is enclosed by a circular deck that is 4 feet wide. What is the area of the deck? Use ? = 3.1416.
A. 584.3 ft2
B. 301.6 ft2
C. 314.2 ft2
D. 703.7 ft2
Answer: B
Mathematics
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Determine if the pair of polar coordinates represents the same point.(4, 0°), (-4, 360°)
A. Yes B. No
Mathematics
Solve the problem.How much longer is a stick insect measuring 8 cm than a fly which is 2.9 mm long? Give your answer in millimeters.
A. 21 mm B. 77.1 mm C. 797.1 mm D. 5.1 mm
Mathematics
Evaluate the expression for the given values. Expression your answer as a fraction unless otherwise indicated.
x = 9, y = 5
A. 10 B. 18 C. 4 D. 2
Mathematics
A shipment of twenty radios contains six defective radios. Two radios are randomly selected from the shipment. Find the probability that both radios selected are defective.
A. 
B. 
C. 
D. 
E. none of these
Mathematics