ג1 עמוד 115 תרגיל 5
- Esther Gruenhut
Triangle ABC is inscribed in given circle. From points B and C raise altitudes to AB and AC respectively. In the applet below you can move points A, B and C. A. why do these lines meet? B. do you have a hypothesis regarding their meeting point? try proving it (there is a hint in a separate applet below.