Solve.The highest point at at oil drilling operation is the top of the 74-foot-high oil drilling rig. The lowest point the drill head has reached so far is -243 feet. How far above the drill head is the top of the oil drilling rig?
A. 169 ft
B. -317 ft
C. -243 ft
D. 317 ft
Answer: D
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Give a geometric description of the set of points whose coordinates satisfy the given conditions.2 ? y ? 3, 2 ? z ? 3
A. The cube located in the first quadrant and with sides 2 units in length B. The infinitely long square prism parallel to the x-axis C. The square with corners at (0, 2, 2), (0, 2, 3), (0, 3, 2), and (0, 3, 3) D. The line between the points (0, 2, 2) and (0, 3, 3)
Identify the vertices and foci.
+ 
= 1
A. Vertices: (-10, 5), (20, 5); Foci: (-4, 4), (14, 4) B. Vertices: (4, -10), (4, 20); Foci: (-7, 5), (17, 5) C. Vertices: (4, -10), (4, 20); Foci: (4, -4), (4, 14) D. Vertices: (-10, 5), (20, 5); Foci: (4, -7), (4, 17)
Solve the problem. Express your answer as an integer or simplified fraction.
- 4 = 
- 3
A. - 14 B. - 6 C. 14 D. - 2
Classify the triangle as acute, obtuse, or right.
A. obtuse B. acute C. right