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Прямоугольный треугольник
Author:
Vadim Shagin
GeoGebra
New Resources
Thin Slice: Using Trig Ratios to Solve for R.Triangle Sides
Is it Isosceles?
Binomial Coefficient and Symmetry
Oriented Angles and the Unit Circle
Kaleidoscope - Caleidoscopio
Discover Resources
Ferrywheel
AA Similarity Theorem
Triangular Prism
Test yourself: Reflection
Unit lengths in the regular 19-gon
Discover Topics
Geometry
Tree Diagrams
Tangent Line or Tangent
Exponential Functions
Derivative