Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
In
△
A
B
C
\triangle ABC
△
A
B
C
and
△
C
B
D
\triangle CBD
△
C
B
D
, it is given that
A
B
=
C
D
AB = CD
A
B
=
C
D
,
B
C
BC
B
C
is common and
∠
A
B
C
=
∠
C
B
D
\angle ABC = \angle CBD
∠
A
B
C
=
∠
C
B
D
. Which congruence criterion proves
△
A
B
C
≅
△
C
B
D
\triangle ABC \cong \triangle CBD
△
A
B
C
≅
△
C
B
D
? a)
S
S
A
SSA
S
S
A
b)
S
S
S
SSS
S
S
S
c)
S
A
S
SAS
S
A
S
d)
A
S
A
ASA
A
S
A
Browse the problem library