polygon? a closed figure in a plane formed by connecting...
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Honors Geometry 1.4 Notes September 08-09, 2015
Polygon?
1.4 Notes
a closed figure in a plane formed by connecting line segments endpoint to endpoint with each segment intersecting exactly two others.
Honors Geometry 1.4 Notes September 08-09, 2015
Classifying Polygons by the number of sides.
Naming Polygons
Honors Geometry 1.4 Notes September 08-09, 2015
Name?
Diagonal?
Honors Geometry 1.4 Notes September 08-09, 2015
Diagonal? a segment whose endpoints are the non-consecutive vertices of the same polygon.
Honors Geometry 1.4 Notes September 08-09, 2015
Two polygons are congruent, if and only if, their corresponding parts (angles and sides) are congruent.
Honors Geometry 1.4 Notes September 08-09, 2015
Congruency Statement
Honors Geometry 1.4 Notes September 08-09, 2015
Pentagon DEABC Pentagon NPQLM
QL
AB
DCAE
PmD
C
Find:
m
m
mm
= _____= _____
= _____
= _____= _____
= _____
= _____= _____
=~
6 in
10 in
All Angles are congruent
Honors Geometry 1.4 Notes September 08-09, 2015
All Sides are congruent
all angles are congruent AND all sides are congruent. (Regular Polygons are both Equilateral and Equiangular.)
Honors Geometry 1.4 Notes September 08-09, 2015
Quiz
1.3: p. 51-52: 1-21
1.4: p. 56-58: 9-38