Use formulas for perimeter and area to solve the problem.Angie wants to border her dining room with crown molding. If the room measures 17 ft by 9 ft?, and the crown molding costs $2.68 per foot, what will be her total cost for the job?
A. $69.68
B. $139.36
C. $48.24
D. $91.12
Answer: B
Mathematics
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Determine convergence or divergence of the series.
A. Diverges B. Converges
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Graph the curve whose parametric representation is given. x = cos t, y = -9 sin2 2t; 0 ? t ? ? 
A. 
B. 
C. 
D. 
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Find the coordinates of the centroid of the curve.Find the coordinates of the centroid of the curve x = 5 cos t + 5t sin t, y = 5 sin t - 5t cos t, 
A. (
, 
) = 
B. (
, 
) = 
C. (
, 
) = 
D. (
, 
) = 
Mathematics
Find the interval of convergence of the series.
A. 2 ? x ? 4 B. -? < x < ? C. -117 ? x ? 123 D. x ? 4
Mathematics