Pre-Calculus Homework Solutions 17

# Pre-Calculus Homework Solutions 17 - 37. Sample answer:...

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37. Sample answer: Some toys use pieces to form polygons. Others have polygon-shaped pieces that connect together. Answers should include the following. •triangles, quadrilaterals, pentagons 38. A square has four congruent sides. If one side remains to be fenced, three sides have been fenced. So each side has length } 1 3 } (3 x ) or x meters. 39. D; 5 n 1 5 5 ¬ 10 5 n 5 ¬ 5 n 5 ¬ 1 11 2 n 5 ¬ 11 2 1 5 10 Page 50 Maintain Your Skills 40. Always; true by the definitions of linear pairs and supplementary angles. 41. Sometimes; angles with measures 100 and 80 are supplementary but two right angles are also supplementary. 42. AM # #\$ bisects / RAL , so / MAR > / MAL . m / MAR 5 ¬ m / MAL 2 x 1 13 5 ¬ 4 x 2 3 2 x 1 16 5 ¬ 4 x 16 5 ¬ 2 x 8 5 ¬ x m / RAL 5 ¬ m / MAR 1 m / MAL 5 ¬ 2 x 1 13 1 4 x 2 3 5 ¬ 2(8) 1 13 1 4(8) 2 3 or 58 43. AM # bisects / RAL , so / MAR > / LAM and m / RAL 5 ¬ 2 ? m / MAR . x 1 32 5 ¬ 2( x 2 31) x 1 32 5 ¬ 2 x 2 62 x 1 94 5 ¬ 2 x 94 5 ¬ x m / LAM 5 m / MAR 5 ¬ x 2 31 5 ¬ 94 2 31 5 63 44. AS # bisects / MAR , so / RAS > / SAM .
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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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