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Notes Over 9 - 5
Congruence
When two polygons are ___________their
corresponding parts have the _____ _______.
1. Name the corresponding
congruent angles.
V
X
T
U
WX
W
U
V  X ,T  W,
TUV  WUX
2. Name the corresponding
congruent sides.
TU  WU , UV  UX ,
VT  XW
of XW.
TUV  WUX 3. Find the300length
m
Notes Over 9 - 5
Congruence
You can use corresponding parts of a triangle
to prove ___________ triangles.
Three ways to prove that two triangles are congruent.
Notes Over 9 - 5
Congruence
You can use corresponding parts of a triangle
to prove ___________ triangles.
Three ways to prove that two triangles are congruent.
Notes Over 9 - 5
Congruence
4. List the congruent corresponding parts of each pair of
triangles. Write a congruence statement for the triangles.
D
ADB  CDB
ABD  CBD
BD  BD
ABD  CBD
AC
BB
C
by
Pg 466 9 – 5 #1 – 4, 5 – 23
1. Assume that ABC  XYZ. Write six
congruent statements involving corresponding
sides and angles.
A
C
X
B
The corresponding sides that
are congruent.
AB  XY , BC  YZ,
W
CA  ZX
The corresponding angles that
are congruent.
Y
X
Z
A  X , B  Y ,
C  Z
Pg 466 9 – 5 #1 – 4, 5 – 23
List the congruent corresponding parts of each pair of
triangles. Write a congruence statement for the triangles.
G
G
C
2.
AB  KH
B  H
CB  GH
ABC  KHG
AK
BH H
K
by
Pg 466 9 – 5 #1 – 4, 5 – 23
List the congruent corresponding parts of each pair of
triangles. Write a congruence statement for the triangles.
3.
E
B
C
A
D
D
AC  DC
C ACB  DCE
E
BC  EC
ABC  DEC
by
Pg 466 9 – 5 #1 – 4, 5 – 23
List the congruent corresponding parts of each pair of
triangles. Write a congruence statement for the triangles.
M
P
P
4.
R
O
NQ Q
R
OM  RP
ON  RQ
MN  PQ
MNO  PQR
by
Notes Over 9 - 5
Congruence