Solve the problem.On a summer day, the surface water of a lake is at a temperature of 
Celsius. What is this temperature in Fahrenheit?
A. 21°
B. 53°
C. 37.8°
D. 69.8°
Answer: D
Mathematics
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Provide an appropriate response.When making a tiling using only regular hexagons
A. the tiles fill all of the space, but there is some overlap of the tiles. B. the tiles fill all of the space, with no overlaps and no gaps. C. the tiles do not fill all of the space, there is some overlap of the tiles. D. the tiles do not fill all of the space, there are gaps between the hexagons.
Mathematics
Find the area of the surface generated when the given curve is revolved about the x-axis. y = 
on 
A. 
B. 
(19
- 7
)
C. 
(21
- 
)
D. 
Mathematics
Multiply.-4x2(-2x4 - 5x2 - 4)
A. 8x6 - 5x2 - 4 B. 8x4 + 20x2 + 16 C. 8x6 + 20x4 + 16x2 D. 8x6 + 20x4
Mathematics
Graph the function.f(x) = 3
A. 
B. 
C. 
D. 
Mathematics