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2019 Malaysia National Olympiad
5
Triangle geometry
Triangle geometry
Source: Malaysia National Math Olympiad - Sulong Problem 5
October 26, 2019
geometry
Problem Statement
In a triangle
A
B
C
,
ABC,
A
BC
,
point
D
D
D
lies on
A
B
AB
A
B
. It is given that
A
D
=
25
,
B
D
=
24
,
B
C
=
28
,
C
D
=
20.
A
C
=
?
AD=25, BD=24, BC=28, CD=20. AC=?
A
D
=
25
,
B
D
=
24
,
BC
=
28
,
C
D
=
20.
A
C
=
?
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