Two coloured triangles share a vertex. Prove that the red line segments are parallel.
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Solution

Two coloured triangles share a vertex. Prove that the red line segments are parallel.
Scroll down for a solution to this problem.
Two coloured triangles share a vertex. Prove that the red line segments are parallel. https://t.co/blr4DZ8bc9 pic.twitter.com/anfF0CovXd
— Mirangu (@Mirangu1) October 16, 2023