Circle Theorem

Theorem

Below is an interactive version of the diagram 'Powered By GeoGebra'. Drag the points to see how the diagram responds.

Main Circle Theorems page.

When you think that the circle theorems are understood head for the Circle Theorems Exercise.

Featured Activity

River Crossing

River Crossing

Three interactive versions of the traditional river crossing puzzles. The objective is to get all of the characters to the other side of the river without breaking any of the rules.

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

You can find other popular visual aids on our Shine+Write page.

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Area shapes

Area shapes

Investigate polygons with an area of 4 square units. This is your starting point, you can decide how to proceed. So far this activity has been accessed 7227 times and it is ready for you to enjoy!

Apple

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