Angle Theorem 1

Theorem

Below is an interactive version of the diagram. Drag the points to see how the diagram responds.

Main Angle Theorems page.

When you think that the angle theorems are understood head for an Angle Activity.

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23 or Bust

23 or Bust

A game involving mental arithmetic and strategy for two players or one player against the computer. It is possible to beat the computer but you need a well thought out strategy.

This is a Shine+Write visual aid designed to be projected onto a whiteboard for whole class exposition.

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Algebraic Perimeters

Algebraic Perimeters

Questions about the perimeters and areas of polygons given as algebraic expressions. So far this activity has been accessed 151 times and 28 people have earned a Transum Trophy for completing it.

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