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Médiatrices d'un triangle
Construis un triangle ABC
Trace les médiatrices des côtés [AB] et [AC], nomme O leur point d'intersection.
Trace la médiatrice de [BC]. Que remarques-tu ?
Construis le cercle de centre O passant par A. Que remarques-tu ?
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Démonstratiuon
Démontre les constatations faites plus haut.
Font size
Font size
Very small
Small
Normal
Big
Very big
Bold
[ctrl+b]
Italic
[ctrl+i]
Underline
[ctrl+u]
Strike
Superscript
Subscript
Font color
Auto
Justify
Align left
Align right
Align center
• Unordered list
1. Ordered list
Link
[ctrl+shift+2]
Quote
[ctrl+shift+3]
[code]
Code
[ctrl+shift+4]
Insert table
Remove Format
Insert image
[ctrl+shift+1]
Insert icons of GeoGebra tools
[bbcode]
Text tools
Insert Math
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Information: Médiatrices d'un triangle