3.1 What Are Congruent Figures? Cade Levinson Pricci Honors Geometry 9 Congruent figures.
4-1: Congruent Figures. Congruency Congruent figures have the same size and shape.
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4-1: Congruent Figures
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Transcript of 4-1: Congruent Figures. Congruency Congruent figures have the same size and shape.
![Page 1: 4-1: Congruent Figures. Congruency Congruent figures have the same size and shape.](https://reader035.fdocuments.in/reader035/viewer/2022072005/56649cee5503460f949bc4ac/html5/thumbnails/1.jpg)
4-1: Congruent Figures
![Page 2: 4-1: Congruent Figures. Congruency Congruent figures have the same size and shape.](https://reader035.fdocuments.in/reader035/viewer/2022072005/56649cee5503460f949bc4ac/html5/thumbnails/2.jpg)
Congruency
Congruent figures have the same size and shape.
![Page 3: 4-1: Congruent Figures. Congruency Congruent figures have the same size and shape.](https://reader035.fdocuments.in/reader035/viewer/2022072005/56649cee5503460f949bc4ac/html5/thumbnails/3.jpg)
Congruent Polygons
-Congruent polygons have congruent corresponding parts – their matching sides and angles.
X
A
B
C
Q
R
Y
P‹X ‹Y
‹B ‹Q
‹C ‹R
‹A ‹P
=~
=~
=~
=~
‹XB ‹YQ
‹BC ‹QR
‹CA ‹RP
‹AX ‹PY
=~
=~
=~
=~XBCA YQRP=~
![Page 4: 4-1: Congruent Figures. Congruency Congruent figures have the same size and shape.](https://reader035.fdocuments.in/reader035/viewer/2022072005/56649cee5503460f949bc4ac/html5/thumbnails/4.jpg)
Corresponding Angles and Sides?
A
B C
D
E
F
G
H‹A ‹G
‹D ‹H
‹C ‹E
‹B ‹F
=~
=~
=~
=~
‹AD ‹GH
‹DC ‹HE
‹CB ‹EF
‹BA ‹FG
=~
=~
=~
=~
ADCB GHEF=~
![Page 5: 4-1: Congruent Figures. Congruency Congruent figures have the same size and shape.](https://reader035.fdocuments.in/reader035/viewer/2022072005/56649cee5503460f949bc4ac/html5/thumbnails/5.jpg)
Solving for a variable.
C A
PS
E
R W
B
DT88°
132°
x
132°
88°
5 sides
-2
= 3 * 180 = 540° total in the shape. 90 + 90 + 132 + 88 + x = 540
400 + x = 540
x = 140°