Study the examples. The arrows indicate the direction that the given cube has been rotated 90°. Pick the cube illustrating the appropriate rotations.
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Rotating a cube.
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Rotation: downward, downward
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?
A. D
B. B
C. C
D. A
Answer: B
Mathematics
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Solve.Find the force (in lb) on the region bounded by 
y = 0, y = 8, and the y-axis, if the surface of the water is at the upper edge of the area.
A. 86,661 lb B. 1165 lb C. 67,209 lb D. 81,070 lb
Mathematics
Multiply by using the rule for the square of a binomial.
2
A. 25x2 - 
x + 
B. 25x2 - 2x - 
C. 25x2 - 2x + 
D. 25x2 - 
Mathematics
Find the perimeter of the specified triangle. Assume the triangles are similar.Find the perimeter of the triangle on the right.
A. 126.5 m B. 142.5 m C. 115.8 m D. 147.5 m
Mathematics
Find the range of the quadratic function in interval notation.f(x) = 11(x - 3)2 + 8
A. [3, ?) B. (-?, 8] C. [8, ?) D. [-8, ?)
Mathematics