T³ Italia Resources

Risorse totali(13)|

ABC-Formule

Author: Jan Elemans

Argomento:  Mathematics

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

Een uitgebreide variant van de ABC-formule

Transversals in Triangles

Author: Dieter Bergmann

Argomento:  Mathematics

Tags: 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…

Connecting Algebra, Geometry and Graphs

Author: Barrie Galpin

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

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

Moveable Squares

Author: Barrie Galpin

Tags: Nets, 2D shapes, Symmetry

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

Semigrams

Author: Barrie Galpin

Tags: 2D shapes, Geometry

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

Diameters of Polygons

Author: Barrie Galpin

Tags: 2D shapes, Perimeter

Investigate the ratio of perimeter to diameter for regular polygons.