Write the perimeter of the figure as a polynomial. Then simplify the polynomial.
A. (x2 + 4x + 37) units
B. (2x2 + 8x + 37) units
C. (2x2 + 12x + 74) units
D. (2x2 + 8x + 74) units
Answer: D
Mathematics
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Remove parentheses and simplify.8x - (8 - 4x)
A. 8x - 12 B. 12x + 8 C. 12x - 8 D. 4x - 8
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The weight w, in pounds, of a certain animal at age t years satisfies the equation of change 
. For what values of the weight w is the animal losing weight? Round your answer to two decimal places.
?
A. 
pounds
B. 
pounds
C. 2.90 pounds
D. None of the above
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Identify the number as prime, composite, or neither.198
A. Neither B. Prime C. Composite
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Find the center and radius of the circle with the given equation. x2 + y2 = 4
A. Center (2, 2), r = 4 B. Center (0, 0), r = 2 C. Center (2, 2), r = 2 D. Center (0, 0), r = 4
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