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Antal resurser (11) |

ABC-Formule

Author: Jan Elemans

Område:  Matematik

Labels: 2D-former, Handledning, Algebra, Programmering, Analys

Een uitgebreide variant van de ABC-formule

Transversals in Triangles

Author: Dieter Bergmann

Område:  Matematik

Labels: 2D-former, Algebra, Analys, Analytisk geometri, Animationer, Matematisk analys, Kaos, Derivata, Didaktik, Dynamiska simuleringar, Dynamiska system, Ekvationer, Funktionsplotter, Funktioner, Geometri, Grafritning, Sharing Inspiration 2017, Lösa ekvationer, Triangel, Nollställen

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

Labels: Linjär, Kvadratisk, 2D-former, Bokstäver och symboler

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

Moveable Squares

Author: Barrie Galpin

Labels: Nät, 2D-former, Symmetri

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

Semigrams

Author: Barrie Galpin

Labels: 2D-former, Geometri

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

Diameters of Polygons

Author: Barrie Galpin

Labels: 2D-former, Omkrets

Investigate the ratio of perimeter to diameter for regular polygons.