Solve the problem.Alan is building a garden shaped like a rectangle with a semicircle attached to one short side. If he has 30 feet of fencing to go around it, what dimensions will give him the maximum area in the garden?
A. width = 
? 5.4, length = 8.1
B. width = 
? 8.4, length = 10.8
C. width = 
? 8.4, length = 4.2
D. width = 
? 4.2, length = 8.4
Answer: C
Mathematics
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C. - 
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