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Canada National Olympiad
1972 Canada National Olympiad
4
4
Part of
1972 Canada National Olympiad
Problems
(1)
Construct a quadrilateral given...
Source: Canada 1972, Problem 4
6/24/2006
Describe a construction of quadrilateral
A
B
C
D
ABCD
A
BC
D
given: (i) the lengths of all four sides; (ii) that
A
B
AB
A
B
and
C
D
CD
C
D
are parallel; (iii) that
B
C
BC
BC
and
D
A
DA
D
A
do not intersect.
geometry
parallelogram
analytic geometry
geometry unsolved