Use the given triangles to evaluate the expression. Rationalize all denominators. 
cot 30°
A. 
B. 
C. 
D. 1
Answer: B
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Identify the cut edges in the graph or say there are none.
A. None B. BC, BF, and EF C. BC D. BC and AE
Solve the problem.Find the optimum number of batches (to the nearest whole number) of an item that should be produced annually (in order to minimize cost) if 180,000 units are to be made, it costs $2 to store a unit for one year, and it costs $440 to set up the factory to produce each batch.
A. 20 batches B. 14 batches C. 16 batches D. 22 batches
Provide an appropriate response.The exact area of the region bounded by the graphs of y = x and y = x2 is
A. 
sq unit.
B. 
sq unit.
C. 
sq unit.
D. 
sq unit.
E. 
sq unit.
Write the complex number in rectangular form using exact values if possible. Otherwise, round to one decimal place.5
A. 
+ 
i
B. 
+ 
i
C. 
+ 
i
D. 
+ 
i