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- Mon Jul 10, 2017 3:12 pm
- Forum: International Mathematical Olympiad (IMO)
- Topic: IMO-2001-G1
- Replies: 3
- Views: 5766
I however have an another idea. The first user had told some fractions of it but then he told to do a question... Which is generally solved using trigonometry or cevians. Here is Let X on AB and Y on AC be the vertices of square on side BC. Draw AA_1.Join XA_1 and YA_1, let *P* be a point on AA_1 su...