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Antal resurser(12)|


Author: Jan Elemans

Område:  Mathematics

Labels: 2D shapes, Tutorial, Algebra, Programming, Analysis

Een uitgebreide variant van de ABC-formule

Transversals in Triangles

Author: Dieter Bergmann

Område:  Mathematics

Labels: 2D shapes, Algebra, Analysis, Analytic Geometry, Animations, Calculus, Chaos, Derivative, Didactics, Dynamic Simulations, Dynamic Systems, Equations, Function Plotter, Functions, Geometry, Graphing, Sharing Inspiration 2017, Solving equations, Triangle, Zeros

Simple properties of medians, central verticals, angle bisectors and heights are shown.The idea is to show that it is not self-evident, that transversal lines in a triangle intersect in one…

Moveable Squares

Author: Barrie Galpin

Labels: Nets, 2D shapes, Symmetry

Move congruent squares to form nets, polyominoes and other shapes. (Ideally used with TI-Nspire Navigator)

Connecting Algebra, Geometry and Graphs

Author: Barrie Galpin

Labels: Linear, Quadratic, 2D shapes, Letters and symbols

Move from words to symbols, to geometric representations, to plotted points and finally to graphs.

Diameters of Polygons

Author: Barrie Galpin

Labels: 2D shapes, Perimeter

Investigate the ratio of perimeter to diameter for regular polygons.


Author: Barrie Galpin

Labels: 2D shapes, Geometry

Investigate shapes formed by joining mid-points of adjacent sides of a quadrilateral.