Copy of fractal fern

Topic:Vectors 2D (Two-Dimensional), Vectors 3D (Three-Dimensional), Addition, Algebra, Angles, Area, Arithmetic, Arithmetic Mean, Straight Lines, Solids or 3D Shapes, Special Points, Sphere, Square, Standard Deviation, Statistical Characteristics, Statistics, Step Functions, Stochastic Process or Random Process, Subtraction, Surface, Symmetry, Tangent Function, Tangent Line or Tangent, Terms, Translation, Trapezium, Tree Diagrams, Triangles, Trigonometric Functions, Trigonometry, Unit Circle, Upper and Lower Sum or Riemann Sum, Variance, Vectors, Volume