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**Abbas0000****Member**- Registered: 2017-03-18
- Posts: 29

Assume you have right angle triangle called ABC that A=90.draw a perpendicular line to BC from A angle and label the point it met , H . Then we have AH^2=BH*CH. I will prove by pythagorean theorem BUT I don't know where is the mistake!

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, not . Otherwise, your proof is correct.

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**Abbas0000****Member**- Registered: 2017-03-18
- Posts: 29

Thank you so much!

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