Solve the problem.Consider all rectangles with an area of 256 cm2. Let x be the length of one side of such a rectangle. Express the perimeter as a function of x and determine the dimensions of the rectangle that has the least perimeter.
A. P(x) = 2x + 
; 16 cm × 16 cm
B. P(x) = 256x ; 8 cm × 32 cm
C. P(x) = x + 
; 16 cm × 16 cm
D. P(x) = 2x + 
; 4 cm × 64 cm
Answer: A
Mathematics
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