メインコンテンツ | サブコンテンツ | ||||
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center00 | The Concept of "Five centroids of triangle etc." | ||||
center01 | Circumcenter | Definition | In the case of two lines | To observe movement of circumcenter | To observe movement of three lines |
To find place which satisfy a condition (1) | To find place which satisfy a condition (2) | To find place which satisfy a condition (3) | Special case (1) | ||
Special case (2) | Realistic problems (1) | Realistic problems (2) | Realistic problems (2) | ||
Realistic problems (4) | Realistic problems (5) | Three circles (1) | Three circles (2-1) | ||
Three circles (2-2) | Three circles (3) | ||||
center02 | Incenter | Definition | In the case of two lines (1) | In the case of two lines (2) | In the case of two lines (3) |
In the case of two lines (4) | |||||
center03 | Barycenter | Definition | To find the point which satisfy a condition | ||
center04 | Orthocenter | Definition | |||
center05 | Excenter | Definition | |||
center06 | Fermat point | Definition | To find the point which satisfy a condition | How to draw |