\documentclass{standalone}
\standaloneconfig{margin=5mm}
\usepackage{tkz-euclide}
\usepackage{tikz}
\usepackage{polyglossia}
\setdefaultlanguage[calendar=gregorian,numerals=maghrib]{arabic}
\setotherlanguage{english}
\newfontfamily\arabicfont[Script=Arabic,Scale=1.4]{Amiri}
\usetikzlibrary{calc,intersections,plotmarks, matrix,quotes,angles,mindmap,arrows,folding, shapes,trees,hobby,backgrounds,positioning}
\definecolor{ao}{rgb}{0.0, 0.5, 0.0}
\begin{document}
\begin{tikzpicture}[very thick]
\tkzDefPoint(1,1){A}
\tkzDefPoint(5,0){B}
\tkzDefPoint(3,4){C}
\tkzLabelPoints[below](A,B)
\tkzLabelPoints[above](C)
\tkzDrawPolygon[very thick](A,B,C)
\tkzMarkAngle[size=.6](C,B,A)
      % bisector line C-N
\tkzDefLine[bisector](B,C,A)
\tkzGetPoint{x}
\tkzInterLL(C,x)(A,B)
\tkzGetPoint{N}
\tkzLabelPoints[below,blue](N)
\tkzDrawSegment[very thick,dashed,blue](C,N)
\tkzDrawSegment[dashed](A,N)
\tkzMarkAngles[mark=|,size=.9](A,C,N)
\tkzMarkAngle[mark=|,size=.95](N,C,B)
\tkzLabelSegment[blue,above left,sloped,near start,yshift=.5pt,xshift=-.4cm](C,x)
{المنصف}
\tkzDrawPoints[color=blue,fill=blue,size=4pt](N)
\tkzMarkSegment[color=red,mark=|](A,N)
\tkzMarkSegment[color=red,mark=||](N,B)
\end{tikzpicture}
\hspace{.5cm}
\begin{tikzpicture}[very thick]
\tkzDefPoint(1,1){A}
\tkzDefPoint(5,0){B}
\tkzDefPoint(3,4){C}
\tkzLabelPoints[below](A,B)
\tkzLabelPoints[above,left](C)
\tkzDrawPolygon[very thick](A,B,C)
\tkzFillAngle[fill=red!60,opacity=.5,size=.6](C,B,A)
      % median line C-M
\coordinate (M) at ($1/2*(A)+1/2*(B)$);
\tkzDrawPoint(M)
\tkzDrawLine[very thick,dashed,red,add=.1 and .15](C,M)
\tkzLabelPoints[below left,red](M)
\tkzLabelSegment[red,above left,sloped,near start,yshift=-4pt,xshift=-.4cm](C,x)
{المتوسط}
\tkzMarkSegment[color=red,mark=||](A,M)
\tkzMarkSegment[color=red,mark=||](M,B)
\end{tikzpicture}
\hspace{.5cm}
\begin{tikzpicture}[very thick]
\tkzDefPoint(1,1){A}
\tkzDefPoint(5,0){B}
\tkzDefPoint(3,4){C}
\tkzLabelPoints[below](A,B)
\tkzLabelPoints[above,right](C)
\tkzDrawPolygon[very thick](A,B,C)
\tkzMarkAngle[size=.6,arc=ll,blue](C,B,A)
      % Altitude line C-P
\tkzDefSpcTriangle[orthic](C,A,B){P,HA,HB}
\tkzDrawLine[very thick,dashed,color=ao](C,P)
\tkzMarkRightAngle[fill=lightgray,size=.3](C,P,A)
\tkzDrawPoints(C,B,A)
\tkzLabelPoints[below right,color=ao](P)
\tkzLabelSegment[color=ao,below left,sloped,near start,yshift=-1pt,xshift=-.3cm](C,P)
{الارتفاع}
\end{tikzpicture}
\end{document}