<?xml version="1.0" encoding="utf-8"?> <CaR> <Construction> <Window x="-1.2321860741468562" y="-0.14002114478941508" w="11.31370849898476"/> <Windowdim w="987" h="816"/> <Preferences minfontsize="36" minpointsize="4" minlinesize="2" arrowsize="10" selectionsize="8" monkeyspeed="20" gridopacity="20" digits.lengths="2" digits.edit="4" digits.angles="2" colorbackground="255,255,255" colorbackgroundx="9" colorbackgroundy="8" colorbackgroundPal="4" fig3D="false" figDP="false"/> <Objects> <Point name="P1" n="0" color="2" x="-0.9702970297029703" y="2.0594059405940603" shape="circle">Punto</Point> <Point name="P2" n="2" color="2" x="-3.4059405940594054" y="0.356435643564355" shape="circle">Punto</Point> <Point name="P3" n="3" color="2" x="-0.35643564356435675" y="-2.6138613861386126" shape="circle">Punto</Point> <Point name="P4" n="4" color="2" x="0.990099009900991" y="-0.6930693069306928" shape="circle">Punto</Point> <Point name="P5" n="5" color="2" x="2.772277227722771" y="-0.1980198019801982" shape="circle">Punto</Point> <Quadric name="C" n="1" color="4" type="thick" showname="true" point1="P1" point2="P2" point3="P3" point4="P4" point5="P5">Conica per P1, P2, P3, P4, P5</Quadric> <PointOn name="P6" n="6" color="2" on="C" alpha="0.0" x="0.1099898684880456" y="7.652292823051752" shape="circle">Punto su C</PointOn> <Line name="l8" n="9" color="3" from="P2" to="P3">Retta per P2 e P3</Line> <Line name="l9" n="12" color="3" from="P3" to="P4">Retta per P3 e P4</Line> <Line name="l10" n="15" color="3" from="P4" to="P5">Retta per P4 e P5</Line> <Line name="l11" n="18" color="3" from="P5" to="P6">Retta per P5 e P6</Line> <Line name="l12" n="21" color="3" from="P6" to="P1">Retta per P6 e P1</Line> <Line name="l13" n="24" color="3" from="P1" to="P2">Retta per P1 e P2</Line> <Intersection name="I3" n="25" color="2" showname="true" first="l11" second="l8" shape="circle">Intersezione tra l11 e l8</Intersection> <Intersection name="I2" n="26" color="2" showname="true" first="l12" second="l9" shape="circle">Intersezione tra l12 e l9</Intersection> <Intersection name="I1" n="27" color="2" showname="true" first="l10" second="l13" shape="circle">Intersezione tra l10 e l13</Intersection> <Line name="L" n="30" color="4" type="thick" showname="true" from="I3" to="I1">Retta per I3 e I1</Line> <Segment name="s7" n="33" type="thick" from="P2" to="P3">Segmento da P2 a P3</Segment> <Segment name="s8" n="36" type="thick" from="P3" to="P4">Segmento da P3 a P4</Segment> <Segment name="s9" n="39" type="thick" from="P4" to="P5">Segmento da P4 a P5</Segment> <Segment name="s10" n="42" type="thick" from="P5" to="P6">Segmento da P5 a P6</Segment> <Segment name="s11" n="45" type="thick" from="P6" to="P1">Segmento da P6 a P1</Segment> <Segment name="s12" n="48" type="thick" from="P1" to="P2">Segmento da P1 a P2</Segment> </Objects> </Construction> </CaR>