linesandangles2Opt

linesandangles2Opt - CHAPTER 3 LINESAND ANGLES 100s of free...

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CHAPTER 3 LINES AND  ANGLES 100’s of free ppt’s from www.pptpoint.com library
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PARALLEL LINES Def: line that do not intersect. Illustration: Notation: l || m AB || CD l m A B C D p. 129 28
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Examples of Parallel Lines Hardwood Floor Opposite sides of windows, desks, etc. Parking slots in parking lot Parallel Parking Streets: Laramie & LeClaire
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Examples of Parallel Lines Streets: Belmont & School
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PERPENDICULAR LINES Def: Lines that intersect to form a right angle. Illustration: Notation: m n Key Fact: 4 right angles are formed. m n p. 79 29
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Ex. of Perpendicular Lines Window panes Streets: Belmont and Cicero
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Def: a line that intersects two lines at different points Illustration: Transversal t p. 131 30
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Vertical Angles Two angles that are opposite angles. 1 2 3 4 5 6 7 8 t 1 2245 4 2 2245 3 5 2245 8 6 2245 7
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Find the measures of the missing angles 125 ° ? ? 55
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linesandangles2Opt - CHAPTER 3 LINESAND ANGLES 100s of free...

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