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Василь Ярошевич
На катетах СВ и СА прямоугольного треугольника АВС построены вне треугольника квадраты BCED и CAFG. Проведены
,
, a DE и FG продолжены до пересечения в точке K. Доказать, что: 1) точки D, С, F лежат на одной прямой; 2)
; 3) BE || AG; 4)
.
GeoGebra
Nye Materialer
Graphing Basic and Compound Inequalities
Squaring a Rectangle (PST Version)
Writing and Graphing Proportional Relationships (k>0)
Deciding How New Information Affects Probability
Rotating Custom Polygons Around an Axis
Opdag Ressourcer
Sum of distances between centers of circles in a triangle
angle measures on a transversal
Angle Measurement
Revolutions around the x-axis
Sliding Area Between Curves 2
Udforsk emner
Differentialregning
Randomiserede variables
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Diagrammer
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