Find the reference angle of the given angle.-369°
A. 99°
B. 9°
C. 171°
D. 81°
Answer: B
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Find the linearization of the function at the given point.
at 
A. 
B. 
C. 
D. 
Solve the problem.On a map of the Thunderbird Country Club golf course, 1.5 inches represent 30 yards. How long is the 6th hole if the map shows 14 inches?
A. 3.2 yd B. 280 yd C. 420 yd D. 630 yd
Solve.An express and local train leave GraysLake at 3 P.M. and head for Chicago 50 miles away. The express travels twice as fast as the local and arrives 1 hour ahead of the local. Find the speed of each train.
A. Express's rate = 60 mph and local's rate = 30 mph. B. Express's rate = 50 mph and local's rate = 25 mph. C. Express's rate = 25 mph and local's rate = 12.5 mph. D. Cannot be determined with information given.
Solve the problem.Find the missing length in the following right triangle. If necessary, round to the nearest tenth. 
A. 40 mi B. 20 mi C. 6.3 mi D. 10 mi