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Pythagoras' Theorem

Discover, confirm, illustrate and use Pythagoras' Theorem

Editeur: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Jay Timotheus

Sujet:  Mathematics

Tags: Pythagoras

The arbelos

Investigate relationships between radii of the semicircles and the perimeter and area of this interesting shape

Editeur: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Allan Duncan

Sujet:  Mathematics

Tags: Perimeter, Area, Circles, Geometry

Vertical Line (template)

A ready-made Graphs page with a pre-constructed vertical line

Editeur: Texas Instruments UK

Editor: Christopher Rath

Sujet:  Mathematics

Dimensions of a Circle

Derive the formulae for the circumference and area of a circle using multiple representations.

Editeur: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Allan Duncan

Sujet:  Mathematics

Tags: Circumference, Area, Circles, Geometry

Mean or Median?

Distinguish between mean and median from a dot plot

Editeur: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Allan Duncan

Sujet:  Mathematics

Tags: Mode, Median

Exploring our Solar System

Detailed data for the properties of the planets with 10 pages of questions.

Editeur: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Bikash Jain, Stephen Arnold

Sujet:  STEM

Tags: Data, STEM, Physics, Sustainability

Coordinates

An introduction to the use of coordinates for younger students

Editeur: Texas Instruments UK

Editor: Barrie Galpin

Sujet:  Mathematics

Tags: Coordinate systems

Premier League Goals

Compare frequencies of goals scored per team per match and resulting scorelines.

Editeur: Texas Instruments UK

Editor: Barrie Galpin

Sujet:  Mathematics, STEM

Tags: Data, Frequency, Sport, Probability, Coding

GB Olympic Medals

UPDATED. How many Olympic medals will Team GB win in Rio 2016?

Editeur: Texas Instruments UK

Editor: Barrie Galpin

Sujet:  Mathematics

Tags: Data, Sport

The Legacy

You have been left one million pounds! How to spend or invest it over 50 years?

Editeur: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Allan Duncan

Sujet:  Mathematics

Tags: Interest, Tables, Modeling

Midpoint Investigation

Investigate the relationship between the coordinates of the endpoints of a line segment and the coordinates of its midpoint.

Editeur: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Karen Birnie

Sujet:  Mathematics

Tags: Points and lines, Coordinate systems

Linear, Quadratic and Cubic Function Explorer

Explore linear, quadratic and cubic functions, their graphs and their different algebraic representations.

Editeur: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Nevil Hopley

Sujet:  Mathematics

Tags: Linear, Quadratic, Powers and roots, Coordinate systems, Discriminant

Dissecting squares

A square is dissected to form three triangles and a quadrilateral. What fraction of the square is each part?

Editeur: Texas Instruments UK

Editor: Barrie Galpin

Sujet:  Mathematics

Tags: Fractions, Scattergraphs, Algebra, Geometry

Temperature Conversions

At what temperature does the number of degrees C equal the number of degrees F?

Editeur: Texas Instruments UK

Editor: Barrie Galpin

Sujet:  Mathematics, STEM, Physics

Tags: Positive/negative numbers, Temperature, Use of scales, Physics

Triangles

An introduction to the angle properties of triangles and their construction.

Editeur: Texas Instruments UK

Editor: Barrie Galpin

Sujet:  Mathematics

Tags: Angles, Triangle

Connecting Algebra, Geometry and Graphs

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

Editeur: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Allan Duncan

Sujet:  Mathematics

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

The Warehouse Problem

Where to position a warehouse in order to minimise travelling distance to the three stores it serves?

Editeur: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Ron Lancaster

Sujet:  Mathematics

Tags: Modeling

Intersecting Tangents of a Parabola

Construct two tangents to a parabola and investigate the coordinates of their point of intersection.

Editeur: Texas Instruments UK

Editor: Barrie Galpin

Sujet:  Mathematics

Tags: Quadratic, Simultaneous equations, Reasoning, Coordinate Geometry, Tangent

How many solutions?

Use graphs and the nsolve(...) command to explore equations' solutions and discover properties of negative indices.

Editeur: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Nevil Hopley

Sujet:  Mathematics

Tags: Decimals, Exponential, Powers and roots, Calculator methods, Index, Mathematical thinking

Graphs in the next dimension

Use an introduction to 3D graphs to reinforce understanding of 2D graphs. (Operating System 3.x)

Editeur: Texas Instruments UK

Editor: Barrie Galpin

Auteur: Nevil Hopley

Sujet:  Mathematics

Tags: Linear, Quadratic, Functions, 3D objects