Pre-Calculus Homework Solutions 57

# Pre-Calculus Homework Solutions 57 - 43. 2 and 6 are...

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43. / 2 and / 6 are consecutive interior angles for the same transversal, which makes them supplementary because W w X w i Y w Z w . / 4 and / 6 are not necessarily supplementary because WZ # may not be parallel to XY # . 44. Sample answer: Angles and lines are used in art to show depth, and to create realistic objects. Answers should include the following. •Rectangular shapes are made by drawing parallel lines and perpendiculars. •M.C .Escher and Pablo Picasso use lines and angles in their art. 45. C; Let y °be the measure of the third angle of the right triangle in the figure. 160 5 ¬ y 1 120 40 5 ¬ y x 1 y 1 90 5 ¬ 180 x 1 40 1 90 5 ¬ 180 x 5 ¬ 50 46. C; ax 5 ¬ bx 1 c ax 2 bx 5 ¬ c ( a 2 b ) x 5 ¬ c x 5 ¬ } a 2 c b } Page 138 Maintain Your Skills 47. F w G w 48. A w B w , D w E w , F w G w , I w J w , A w E w , F w J w 49. CDH 50. B w G w , C w H w , F w G w , H w I w 51. m / 1 1 124 5 ¬ 180 m / 1 5 ¬ 56 52. m / 2 5 ¬ 53 53.
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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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