Pre-Calculus Homework Solutions 53

# Pre-Calculus Homework Solutions 53 - 48. Skew lines; the...

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48. Skew lines; the planes are flying in different directions and at different altitudes. 49. C w G w , D w H w , E w I w 50. D w E w , F w G ww , H w I w , G w H w , B w F w , D w H w , E w I w 51. No; plane ADE will intersect all the planes if they are extended. 52. Sample answers: parallel bars in gymnastics, parallel port on a computer, parallel events, parallel voices in a choir, latitude parallels on a map 53. Infinite number; consider any line through P in any plane that does not contain , . 54. 1 55. Sample answer: Parallel lines and planes are used in architecture to make structures that will be stable. Answers should include the following. •Opposite walls should form parallel planes; the floor may be parallel to the ceiling. • The plane that forms a stairway will not be parallel to some of the walls. 56. A 57. The elements of M are 15, 18, 21, 24, 27, and 30. The elements of P are 16, 20, 24, and 28. The numbers that are in P but not in M are 16, 20, and 28. Select any one of these three numbers.
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## This note was uploaded on 12/19/2011 for the course MAC 1140 taught by Professor Dr.zhan during the Fall '10 term at UNF.

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