Moving from Degrees to Radians

Measuring angles using degrees and radians (both decimals and fractions of π).

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Nevil Hopley

Onderwerp:  Mathematics

Tags: Fractions, Decimals, Angles, History of maths, Trigonometry

Population predictions

Real-time population data is used to develop models and make predictions of world population growth.

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Jonathan Powell

Onderwerp:  Mathematics

Tags: Linear, Exponential, Data

Mediators of Triangles

Investigate where mediators of different triangles meet

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Onderwerp:  Mathematics

Tags: Geometry

Volumes of Revolution

Rotate a curve about the x-axis and explore the volume of the shape generated.

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Andy Kemp

Onderwerp:  Mathematics

Tags: Integration

Integer Grid (template)

A ready-made Graphs page on which an integer grid is shown

Uitgever: Texas Instruments UK

Editor: Christopher Rath

Onderwerp:  Mathematics

Tags: Coordinate systems

Rotation about the origin (template)

A ready-made Graphs page for rotation about the origin.

Uitgever: Texas Instruments UK

Editor: Christopher Rath

Onderwerp:  Mathematics

Tags: Similarity

Optimizing the sheep pen

Discussion of seven different approaches to an optimization problem

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Onderwerp:  Mathematics

Tags: Various topics, Circle theorems

The Sine Rule

Investigate ratios in triangles that are not right-angled

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Onderwerp:  Mathematics

Tags: Trigonometry, Sine

Shoe Sizes with Box Plots

Introducing boxplots and using them to compare very large data sets.

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Jay Timotheus

Onderwerp:  Mathematics

Tags: Data, Box plots, Time series

Pythagoras' Theorem

Discover, confirm, illustrate and use Pythagoras' Theorem

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Jay Timotheus

Onderwerp:  Mathematics

Tags: Pythagoras

Diameters of Polygons

Investigate the ratio of perimeter to diameter for regular polygons.

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Onderwerp:  Mathematics

Tags: 2D shapes, Perimeter, Polygons

Turn, turn, turn, turn

UPDATED. Four rotations of 90° and you get back to where you started .... always?

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Onderwerp:  Mathematics

Tags: Transformations

Circle Area Formula

Supports the conceptual understanding of where the formula A=π*r² comes from.

Auteur: Nevil Hopley

Onderwerp:  Mathematics

Tags: Circle theorems, Area

Sequences

Generate sequences using term-to-term and sequence to term rules.

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Jay Timotheus

Onderwerp:  Mathematics

Tags: Patterns

Circumference

Explore the relationship between radius, diameter and circumference of circles.

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Onderwerp:  Mathematics

Tags: Circumference

Discovering e

An exploration of various definitions of Euler's constant, 'e'.

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Andy Kemp

Onderwerp:  Mathematics

Tags: Exponential, Differentiation, Calculus, Integration

The Discriminant

Explore the role of the discriminant in describing the roots of quadratic equations.

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Andy Kemp

Onderwerp:  Mathematics

Tags: Quadratic

Line through two points

An exploration of the equation of a straight line passing through two points using similar triangles.

Uitgever: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Andy Kemp

Onderwerp:  Mathematics

Tags: Points and lines

Exploring Gradients of Curves

A dynamic version of the classical introduction to differentiation using chords.

Auteur: Andy Kemp

Onderwerp:  Mathematics

Tags: Differentiation

Rotation about a point (template)

A ready-made Graphs page for rotation about a point

Uitgever: Texas Instruments UK

Editor: Christopher Rath

Onderwerp:  Mathematics

Tags: Rotations