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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 WX YZ . 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 ¬ y 120 40 ¬ y x y 90 ¬ 180 x 40 90 ¬ 180 x ¬ 50 46. C; ax ¬ bx c ax bx ¬ c ( a b ) x ¬ c x ¬ a c b Page 138 Maintain Your Skills 47. FG 48. AB , DE , FG , IJ , AE , FJ 49. CDH 50. BG , CH , FG , HI 51. m 1 124 ¬ 180 m 1 ¬ 56 52. m 2 ¬ 53 53. Hypothesis: it rains this evening Conclusion: I will mow the lawn tomorrow 54. Hypothesis: you eat a balanced diet Conclusion: it will keep you healthy 55. 7 8 9 5 3 2 or 2 3 56.
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