Solve the problem.The amount of paint needed to cover the walls of a room varies jointly as the perimeter of the room and the height of the wall. If a room with a perimeter of 50 feet and 
walls requires 
of paint, find the amount of paint needed to cover the walls of a room with a perimeter of 60 feet and 6-foot walls.
A. 3.6 qt
B. 360 qt
C. 7.2 qt
D. 36 qt
Answer: A
Mathematics
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Find the distance from P1 to P2.P1 = (2, 2, -1) and P2 = (-1, -3, 2)
A. 5
B. 3
C. 
D. 
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Replace ? with < or >.
? 
%
A. > B. <
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Solve.t - 1 = 11
A. -10 B. 10 C. -12 D. 12
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A point on the terminal side of an angle ? is given. Find the exact value of the indicated trigonometric function of ?.(- 
, 
)Find cos ?.
A. - 
B. - 
C. 
D. 
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