Mark as true any statement that is always true. Mark as false any statement that is never true or that is not necessarily true. Be able to justify your answers.
1. A soccer ball is a regular polyhedron.
2. The lateral faces of a rectangular prism meet at the apex of the prism.
3. The two opposite faces of a cone are called the bases of the cone and they can be oval
(elliptically) shaped as well as truly circularly shaped.
4. A pyramid with rectangular faces is called a rectangular pyramid.
1. F: It is semiregular.
2. F: Prisms do not have an apex, this is true for a pyramid.
3. T
4. F: All pyramids have triangular faces, not rectangular.
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Solve the problem.How much work is done by a 170-lb woman as she walks up 10 steps, each with a 
-ft rise?
A. 850 ft ? lb B. 3400 ft ? lb C. 1700 ft ? lb D. 425 ft ? lb
Name the conic (horizontal ellipse, vertical hyperbola, and so on) corresponding to the given equation.
+ 
= 1
A. Horizontal ellipse B. Vertical ellipse C. Vertical hyperbola D. Horizontal hyperbola
Solve and give interval notation for the solution set. Then graph the solution set.5x < 20 or x + 2 ? 9
A. (-?, 7]
B. (-?, 4) ? [7, ?)
C. (4, ?)
D. (-?, -7] ? (4, ?)
Change the following percent to a decimal.0.4%
A. 40 B. 0.0004 C. 0.4 D. 0.04 E. 0.004