Find the surface area of the geometric solid. If needed, use 3.14 as an approximation for ? and round the answer to the nearest tenth.Cube: s = 9 ft
A. 729 ft2
B. 243 ft2
C. 648 ft2
D. 486 ft2
Answer: D
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Rotate the coordinate axes to change the given equation into an equation which has no cross product (xy) term. Identify the graph of the equation as a hyperbola, ellipse, parabola, a straight line, or parallel lines.5x2 + 6xy + 5y2 = 15
A. 8u2 + 2v - 15 = 0; Parabola B. 8u2 - 2v2 - 15 = 0; Hyperbola C. 8u2 + 2v2 - 15 = 0; Ellipse D. 8u2 + 2u - 15 = 0; Parallel lines
Solve the problem.The perimeter of a rectangular room is 72 ft. The width is 17 ft. Find the length.
A. 18 ft B. 20 ft C. 55 ft D. 19 ft
Multiply.(x - 3)(8x2 + x + 8)
A. 8x3 - 23x2 + 5x - 24 B. 8x3 - 23x2 + 11x - 24 C. 8x3 + 23x2 + 5x - 24 D. 8x3 - 25x2 + 5x - 24
The planet Mercury travels in an elliptical orbit with eccentricity 0.703. Its minimum distance from the Sun is  FIGURE 1.png)
km. If the perihelion distance from a planet to the Sun is a(1 - e) and the aphelion distance is a(1 + e), find the maximum distance (in km) from Mercury to the Sun. Select the correct answer.
 multiple choice.png)