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PlaneGeometry
AMC10/12
2009
Problem - 1568
Segment
B
D
and
A
E
intersect at
C
, as shown,
A
B
=
B
C
=
C
D
=
C
E
, and
∠
A
=
5
2
∠
B
. What is the degree measure of
∠
D
?
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