1.5 Segs & angle bisectors

1.5 Segs & angle bisectors - 1.5 Segment & Angle...

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1.5 Segment & Angle Bisectors p.34
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Always Remember! Always Remember! If they are congruent, then set their measures equal to each other!
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Midpoint The point that bisects a segment. Bisects ? splits into 2 equal pieces A M B 12x+3 10x+5 12x+3=10x+5 2x=2 x=1
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Segment Bisector A segment, ray, line, or plane that intersects a segment at its midpoint. A B M k
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Compass & Straightedge Tools used for creating geometric constructions We will do a project with these later.
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Midpoint Formula Used for finding the coordinates of the midpoint of a segment in a coordinate plane. • If the endpoints are (x 1 ,y 1 ) & (x 2 ,y 2 ), then + + 2 , 2 2 1 2 1 y y x x
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Ex : Find the midpoint of SP if S(-3,-5) & P(5,11). + - + - 2 11 5 , 2 5 3 2 6 , 2 2 ( 29
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This note was uploaded on 02/18/2011 for the course MAC 1147 taught by Professor German during the Spring '08 term at University of Florida.

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1.5 Segs & angle bisectors - 1.5 Segment & Angle...

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