Pre-Calculus Homework Solutions 149

Pre-Calculus Homework Solutions 149 - Chapter 6 Proportions...

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Page 281 Getting Started 1. } 2 3 } y 2 4 5 ¬ 6 } 2 3 } y 5 ¬ 10 y 5 ¬ } 3 2 } (10) or 15 2. } 5 6 } 5 ¬ } x 1 2 2 4 } 12 ? } 5 6 } 5 ¬ 12 ? } x 1 2 2 4 } 10 5 ¬ x 2 4 14 5 ¬ x 3. } 4 3 } 5 ¬ } y y 1 2 2 1 } 4( y 2 1) 5 ¬ 3( y 1 2) 4 y 2 4 5 ¬ 3 y 1 6 y 2 4 5 ¬ 6 y 5 ¬ 10 4. } 2 4 y } 5 ¬ } 3 y 2 } 2 y 2 5 ¬ 128 y 2 5 ¬ 64 y 5 ¬ 6 8 5. m 5 ¬ } ( ( y x 2 2 2 2 y x 1 1 ) ) } 5 ¬ } 2 0 1 2 2 3 5 } 5 ¬ } 2 2 6 3 } 5 ¬ 2 6. m 5 ¬ } ( ( y x 2 2 2 2 y x 1 1 ) ) } 5 ¬ } 2 2 3 2 2 ( 2 ( 2 6 3 ) ) } 5 ¬ } 0 8 } 5 ¬ 0 7. m 5 ¬ } ( ( y x 2 2 2 2 y x 1 1 ) ) } 5 ¬ } 2 2 2 2 ( 2 2 4 3) } 5 ¬ 2 } 6 5 } 8. yes; congruent alternate exterior angles 9. yes; congruent alternate interior angles 10. No; / 5 and / 3 do not have a relationship that could be used to determine whether the lines are parallel. 11. 2 1 5 2 2 2 5 4 2 3 5 8 2 4 5 16 12. 1 2 2 2 5 1 2 2 52 1 2 2 2 2 5 4 2 2 5 2 3 2 2 2 5 9 2 2 5 7 4 2 2 2 5 16 2 2 5 14 13. 3 1 2 2 5 3 2 2 5 1 3 2 2 2 5 9 2 2 5 7 3 3 2 2 5 27 2 2
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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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