Pre-Calculus Homework Solutions 25

Pre-Calculus Homework Solutions 25 - y 3 15 y 15(3 or 45...

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} 3 y } 5 15 y 5 15(3) or 45 The sum of the remaining three numbers is 108 2 45 or 63. Page 66 Maintain Your Skills 45. There are 6 sides, so the polygon is a hexagon. No line containing any of the sides will pass through the interior of the hexagon, so it is convex. Not all sides are congruent, so the hexagon is irregular. 46. There are 5 sides, so the polygon is a pentagon. No line containing any of the sides will pass through the interior of the pentagon, so it is convex. The sides and angles are congruent, so the pentagon is regular. 47. There are 7 sides, so the polygon is a heptagon. There is a side such that a line containing the side will pass through the interior of the heptagon, so it is concave. Not all sides are congruent, so the heptagon is irregular. 48. Yes; the symbol denotes that / KJN is a right angle. 49. No; we do not know anything about the angle measures. 50. No; we do not know whether / MNP is a right angle. 51.
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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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