Find the volume of the solid generated by revolving the region about the given line.The region bounded above by the line 
, below by the curve 
, and on the right by the line 
, about the line 
A. 
?
B. 
?
C. 
?
D. 
?
Answer: B
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Solve.The aerial view of a roof is shown in the figure. (a) How many squares (100 sq ft) of shingles are needed for the roof? (b) How many feet of gutters are needed?
A. (a) 3 squares, (b) 70 ft B. (a) 3 squares, (b) 75 ft C. (a) 4 squares, (b) 75 ft D. (a) 4 squares, (b) 70 ft
Approximate the square root. Round to the nearest tenth, if needed.
A. 15.5 B. 15.2 C. 15.4 D. 15.3
Solve. Write the fraction in simplest form.The circle graph below shows the fractional part of the Suarez family's income allocated to each category each month.
If the Suarez's income last month was $3800, how much money was allocated for entertainment? Round to the nearest cent, if necessary.
A. $684.00 B. $422.22 C. $950.00 D. $253.33
Find the midpoint of the segment having the given endpoints.(2, 8) and (9, 9)
A. 
B. 
C. (-7, -1)
D. (11, 17)