Solve the problem.Mary lives on a corner lot. The neighborhood children have been cutting diagonally across her lawn instead of walking around the yard. If the diagonal distance across the lawn is 
and the longer part of the sidewalk is twice the shorter length, how many feet are the children saving by cutting across the lawn? Round to the nearest foot if necessary.
A. 7 ft
B. 9 ft
C. 27 ft
D. 12 ft
Answer: A
Mathematics
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Find the Maclaurin series for the given function.cos 5x
A. 
B. 
C. 
D. 
Mathematics
Choose the best answer.The inside of your refrigerator might be set to a temperature of about
A. 2.6° C. B. -2.6° C. C. 26° C. D. 39° C.
Mathematics
Solve.The amount of gas that a helicopter uses is directly proportional to the number of hours spent flying. The helicopter flies for 2 hours and uses 14 gallons of fuel. Find the number of gallons of fuel that the helicopter uses to fly for 5 hours.
A. 40 gallons B. 35 gallons C. 10 gallons D. 42 gallons
Mathematics
Perform the indicated operation.
? 
A. - 
B. - 
C. - 
D. - 
Mathematics