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1
SMT 2019 Geometry Tiebreaker #1
SMT 2019 Geometry Tiebreaker #1
Source:
August 8, 2023
geometry
Problem Statement
Let
A
B
C
D
ABCD
A
BC
D
be a quadrilateral with
∠
D
A
B
=
∠
A
B
C
=
12
0
o
\angle DAB = \angle ABC = 120^o
∠
D
A
B
=
∠
A
BC
=
12
0
o
. If
A
B
=
3
AB = 3
A
B
=
3
,
B
C
=
2
BC = 2
BC
=
2
, and
A
D
=
4
AD = 4
A
D
=
4
, what is the length of
C
D
CD
C
D
?
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