Provide an appropriate response.Determine whether the lines are parallel, perpendicular, or neither. L1: 9x - y = - 10 L2: y = 
x + 15
A. perpendicular
B. parallel
C. neither
Answer: C
Mathematics
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Provide an appropriate response.
A submarine locates a ship with sonar. The distance between the two is 3,500 feet. The angle of elevation of the submarine to the ship is 37°. Approximately how deep is the submarine below the ship? 
A. 2,637 ft B. 2,795 ft C. 4,645 ft D. 2,106 ft
Mathematics
Determine the name of the polygon.
A. Octagon B. Quadrilateral C. Pentagon D. Hexagon
Mathematics
Find the acute angle that is formed by the line  figure 1.png)
and the x-axis.
(a) 60° (b) 45° (c) 30° (d) 88° (e) 24°
Mathematics
Simplify. Do not leave negative exponents in your answer. 
-2
A. 
B. 
C. 
D. 
Mathematics