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Mathematics, 23.06.2021 14:00 hannahboohoo120

A, B and C are the vertices of a triangle, A has coordinates (4,6)
B has coordinates (2,-2)
C has coordinates (-2,-4)
D is the midpoint of AB.
E is the midpoint of AC.
prove that DE is parallel to BC.

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A, B and C are the vertices of a triangle, A has coordinates (4,6)
B has coordinates (2,-2) <...
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