[General]
FileFormatVersion=1.0.217
PointCount=7
FigureCount=8
LabelCount=2
WatchExpressionCount=0
StaticGraphicCount=1
ButtonCount=0
LocusCount=0
PaperColor1=16777215
PaperColor2=16768477
AxesColor=15254721
GridColor=15790320
GradientPaper=False
ShowAxes=False
ShowGrid=False
Description=
Window=625x377
WorkArea=(-8.28146612569889,-4.94771262908426,8.22855007871391,5.00063046844653)

[Point1]
FillColor=16777215
FillStyle=0
ForeColor=0
LabelOffsetX=-9
LabelOffsetY=2
Name=A
NameColor=0
PhysicalWidth=4
Shape=3
ShowName=True
Type=0
X=-.701146
Y=.463022
ZOrder=1

[Point2]
FillColor=16777215
FillStyle=0
ForeColor=0
LabelOffsetX=3
LabelOffsetY=19
Name=B
NameColor=0
PhysicalWidth=4
Shape=3
ShowName=True
Type=0
X=5.238755
Y=-1.613959
ZOrder=2

[Point3]
FillColor=16777215
FillStyle=0
ForeColor=0
LabelOffsetX=1
LabelOffsetY=18
Name=C
NameColor=0
PhysicalWidth=4
Shape=3
ShowName=True
Type=0
X=.992189
Y=-2.553231
ZOrder=3

[Point4]
FillColor=16777215
FillStyle=0
ForeColor=0
LabelOffsetX=-8
LabelOffsetY=23
Name=D
NameColor=0
ParentFigure=6
PhysicalWidth=4
Shape=3
ShowName=True
Type=14
X=-.145935
Y=-.525947
ZOrder=4

[Point5]
FillColor=16777215
FillStyle=0
ForeColor=0
LabelOffsetX=-4
LabelOffsetY=20
Name=E
NameColor=0
ParentFigure=7
PhysicalWidth=4
Shape=3
ShowName=True
Type=14
X=3.293384
Y=-2.044244
ZOrder=5

[Point6]
FillColor=16777215
FillStyle=0
ForeColor=32896
LabelOffsetX=8
LabelOffsetY=-4
Name=F
NameColor=0
ParentFigure=5
PhysicalWidth=8
Shape=3
ShowName=True
Type=13
X=2.614757
Y=1.023915
ZOrder=6

[Point7]
FillColor=16777215
FillStyle=0
ForeColor=16711680
LabelOffsetY=-3
Name=_G
NameColor=0
ParentFigure=5
PhysicalWidth=4
Shape=3
ShowName=True
Type=13
Visible=False
X=0
Y=0
ZOrder=7

[Figure0]
DrawWidth=1
FigureName=Отрезок1
FigureType=1
FigureTypeString=Segment
ForeColor=0
NumberOfChildren=0
NumberOfPoints=2
ZOrder=0
Points0=1
Points1=2
AuxPoints(1).X=286.500007018275
AuxPoints(1).Y=171.499994261292
AuxPoints(2).X=510.99998194921
AuxPoints(2).Y=249.999986505612

[Figure1]
DrawWidth=1
FigureName=Отрезок2
FigureType=1
FigureTypeString=Segment
ForeColor=0
NumberOfChildren=2
NumberOfPoints=2
ZOrder=0
Children0=4
Children1=7
Points0=2
Points1=3
AuxPoints(1).X=510.99998194921
AuxPoints(1).Y=249.999986505612
AuxPoints(2).X=350.500007194991
AuxPoints(2).Y=285.499995757168

[Figure2]
DrawWidth=1
FigureName=Отрезок3
FigureType=1
FigureTypeString=Segment
ForeColor=0
NumberOfChildren=2
NumberOfPoints=2
ZOrder=0
Children0=3
Children1=6
Points0=1
Points1=3
AuxPoints(1).X=286.500007018275
AuxPoints(1).Y=171.499994261292
AuxPoints(2).X=350.500007194991
AuxPoints(2).Y=285.499995757168

[Figure3]
DrawWidth=1
FigureName=Перпендикулярная прямая1
FigureType=5
FigureTypeString=Perpendicular line
ForeColor=0
NumberOfChildren=1
NumberOfPoints=1
ZOrder=0
Children0=5
Parents0=2
Points0=4
AuxPoints(1).X=9.7988319809048
AuxPoints(1).Y=376
AuxPoints(2).X=624
AuxPoints(2).Y=31.1853127547276

[Figure4]
DrawWidth=1
FigureName=Перпендикулярная прямая2
FigureType=5
FigureTypeString=Perpendicular line
ForeColor=0
NumberOfChildren=1
NumberOfPoints=1
ZOrder=0
Children0=5
Parents0=1
Points0=5
AuxPoints(1).X=378.581198114579
AuxPoints(1).Y=1.9817480989559E-14
AuxPoints(2).X=461.746341903702
AuxPoints(2).Y=376

[Figure5]
FigureName=Точка пересечения1
FigureType=13
FigureTypeString=Intersection point
NumberOfChildren=0
NumberOfPoints=2
Parents0=3
Parents1=4
Points0=6
Points1=7
AuxPoints(1).X=411.825338704977
AuxPoints(1).Y=150.300910844148

[Figure6]
FigureName=Точка фигуры1
FigureType=14
FigureTypeString=Point on figure
NumberOfChildren=0
NumberOfPoints=1
Parents0=2
Points0=4
AuxInfo(1)=.32788001767496
AuxPoints(1).X=307.484328207414
AuxPoints(1).Y=208.878316766705
AuxInfo(5)=1

[Figure7]
FigureName=Точка фигуры2
FigureType=14
FigureTypeString=Point on figure
NumberOfChildren=0
NumberOfPoints=1
Parents0=1
Points0=5
AuxInfo(1)=.458104451809031
AuxPoints(1).X=437.474228999065
AuxPoints(1).Y=266.262698783012
AuxInfo(5)=1

[Label1]
Caption=Do heights of a triangle really intersect?
Charset=0
FontName=Arial
FontSize=14
ForeColor=16711680
BackColor=16777215
X=-7.99042450918695
Y=4.70958795574595

[Label2]
Caption=Let ABC be an arbitrary triangle, D and E~~being random points on the sides AC and~~BC respectively. Prove that perpendiculars~~to AC and BC through points D and E~~always intersect (point F in the picture)~~~~Note: this drawing is NOT a proof,~~it is just an illustration!
Charset=204
FontName=Arial
FontSize=12
ForeColor=0
BackColor=16777215
X=-7.7787576347714
Y=3.99521225459348

[SG1]
DrawMode=13
DrawStyle=0
DrawWidth=1
FillColor=13626322
FillStyle=-1
ForeColor=0
NumberOfPoints=4
Type=0
Visible=True
Point1=1
Point2=2
Point3=3
Point4=1

