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Perpendicular Construction
Problem
ABCD is a unit square, M is the midpoint of BC, and DX is perpendicular to AM.
Prove that triangle DXC is isosceles but not equilateral.
Problem ID: 134 (Nov 2003) Difficulty: 3 Star
ABCD is a unit square, M is the midpoint of BC, and DX is perpendicular to AM.
Prove that triangle DXC is isosceles but not equilateral.
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