tkz-b ase 1.16 c AlterMundus

11.7 Label pour des segments 59
A
r
r
B r
O r
C
\begin{tikzpicture}
\tkzInit[ymin=-1,ymax=5,xmin=-1,xmax=10]
\tkzClip[space=.5]
\tkzDefPoint(0,0){B}
\tkzDefPoint(10,0){C}
\tkzDefPoint(5,0){O}
\tkzDefPoint(2.5,0){I}
\tkzDefPointWith[orthogonal](I,C) \tkzGetPoint{H}
\tkzInterLC(I,H)(O,C)
\tkzGetSecondPoint{A}
\tkzDrawSegments(B,C C,A A,B O,A)
\tkzDrawPoints(O,A,B,C)
\tkzDrawArc(O,C)(B)
\tkzMarkRightAngle[size=.4](C,A,B)
\tkzLabelSegments[below left=3pt](O,A O,B O,C A,B){$r$}
\tkzMarkSegments[mark=||](O,A O,B O,C A,B)
\tkzLabelPoints(B,O,C)
\tkzLabelPoint[above right](A){$A$}
\end{tikzpicture}
tkz-base
AlterMundus