\input{preamble-standalone.ltx} \begin{document} % Ex. No. 231 (Section 30.2.1 : Square root of the integers) \begin{tikzpicture}[scale=1.5] \tkzDefPoint(0,0){O} \tkzDefPoint(1,0){a0} \tkzDrawSegment[blue](O,a0) \foreach \i [count=\j] in {0,...,10}{% \tkzDefPointWith[orthogonal normed](a\i,O) \tkzGetPoint{a\j} \tkzDrawPolySeg[color=blue](a\i,a\j,O)} \end{tikzpicture} \end{document}