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AreaMethod
AMC10/12
2005
Problem - 1760
In
A
B
C
we have
A
B
=
25
,
B
C
=
39
, and
A
C
=
42
. Points
D
and
E
are on
A
B
and
A
C
respectively, with
A
D
=
19
and
A
E
=
14
. What is the ratio of the area of triangle
A
D
E
to the area of the quadrilateral
B
C
E
D
?
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