Centres of a Triangle

Construct some of the centres of a triangle and investigate relationships between them, discovering the Euler Line

Verlag: Texas Instruments UK

Herausgeber: Barrie Galpin

Fach:  Mathematics

Schlagwörter: Circles, Zeros, Geometry

Averages with dice

Simulate the throws of one or more dice, predict and tabulate outcomes. Plot the data and obtain averages and the range.

Verlag: Texas Instruments UK

Herausgeber: Barrie Galpin

Autor: Jay Timotheus

Fach:  Mathematics

Schlagwörter: Averages, Expected frequency, Randomness, Probability

Circle Theorems

Explore five circle theorems by moving lines and points around the TI-Nspire screen.

Verlag: Texas Instruments UK

Herausgeber: Barrie Galpin

Autor: Jay Timotheus

Fach:  Mathematics

Schlagwörter: Circle

Reflection

Experience reflection dynamically: relationships between the object, the image and the position and orientation of the mirror.

Verlag: Texas Instruments UK

Herausgeber: Barrie Galpin

Autor: Jay Timotheus

Fach:  Mathematics

Schlagwörter: Reflection, Geometry

Relative Frequency

Animation comparing absolute and relative frequencies for simulated dice throws and coin tosses

Verlag: Texas Instruments UK

Herausgeber: Barrie Galpin

Autor: Jay Timotheus

Fach:  Mathematics

Schlagwörter: Frequency, Probability

Power and Exponential Laws

Modelling situations where experimental data suggests there may be either power or exponential functions

Verlag: Texas Instruments UK

Herausgeber: Barrie Galpin

Fach:  Mathematics

Schlagwörter: Exponential, Powers and roots, Scattergraphs, Logarithms, Modeling

Straight-line Graphs

Introducing the connection between linear equations and straight-line graphs

Verlag: Texas Instruments UK

Herausgeber: Barrie Galpin

Autor: Jay Timotheus

Fach:  Mathematics

Schlagwörter: Linear, Patterns, Functions

Similar Shapes

A dynamic approach to enlargement and similarity

Verlag: Texas Instruments UK

Herausgeber: Barrie Galpin

Autor: Jay Timotheus

Fach:  Mathematics

Schlagwörter: Geometry, 2D shapes

Adding Fractions

Innovative way to explore fraction concepts, particularly equivalence and addition.

Verlag: Texas Instruments UK

Herausgeber: Barrie Galpin

Autor: Jay Timotheus

Fach:  Mathematics

Schlagwörter: Fractions, Similarity, Geometry

Triangle construction

When constructing triangles, why is there only one possibility?

Verlag: Texas Instruments UK

Herausgeber: Barrie Galpin

Autor: Jay Timotheus

Fach:  Mathematics

Schlagwörter: Fractions

Crop Circles

Geometrical constructions and patterns in the context of crop circles

Verlag: Texas Instruments UK

Herausgeber: Barrie Galpin

Autor: Jay Timotheus

Fach:  Mathematics

Schlagwörter: Polygons, Triangle, Symmetry, PI

Complex numbers- multiple choice questions

Three .tns files of multiple choice questions on the topic of complex numbers.

Verlag: Texas Instruments UK

Herausgeber: Barrie Galpin

Autor: Jonathan Powell

Fach:  Mathematics

Schlagwörter: Nombres complexes

Estimating fractional areas

An activity to help students think about and appreciate simple fractions.

Verlag: Texas Instruments UK

Herausgeber: Barrie Galpin

Autor: David J C Elgin

Fach:  Mathematics

Schlagwörter: Fractions, Percentages, Area

Fraction Diagrams

Assistance to understand fractions.

Verlag: Texas Instruments UK

Herausgeber: Barrie Galpin

Autor: David J C Elgin

Fach:  Mathematics

Schlagwörter: Fractions, Area

Higher Maths exam questions on Polynomials

A set of exam level questions with solutions.

Verlag: Texas Instruments UK

Herausgeber: Barrie Galpin

Autor: David J C Elgin

Fach:  Mathematics

Schlagwörter: Polynomial Division

Quadratic theory Higher maths exam questions

Higher maths exam level questions on quadratic theory.

Verlag: Texas Instruments UK

Herausgeber: Barrie Galpin

Autor: David J C Elgin

Fach:  Mathematics

Schlagwörter: Quadratic, Discriminant

Higher maths exam level questions on trigonometry

Higher maths exam level questions on trigonometry

Verlag: Texas Instruments UK

Herausgeber: Barrie Galpin

Autor: David J C Elgin

Fach:  Mathematics

Schlagwörter: Trigonometry

Stacking circles

Circles are stacked. How high is the top point above the ground?

Verlag: Texas Instruments UK

Herausgeber: Barrie Galpin

Autor: David J C Elgin

Fach:  Mathematics

Schlagwörter: Pythagoras

Higher Maths (differentiation) exam level questions

A set of exam level questions in differentiation.

Verlag: Texas Instruments UK

Herausgeber: Barrie Galpin

Autor: David J C Elgin

Fach:  Mathematics

Schlagwörter: Differentiation

Diameters of Polygons

Investigate the ratio of perimeter to diameter for regular polygons.

Verlag: Texas Instruments UK

Herausgeber: Barrie Galpin

Fach:  Mathematics

Schlagwörter: 2D shapes, Perimeter, Polygons