Angle Theorem 9

Theorem

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

The following animation was created and is shared by Anthony C.M. OR under a License: CC-BY-SA.

Main Angle Theorems page.

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

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ChrisMaths

ChrisMaths

Christmas activities make those December Maths lessons interesting, exciting and relevant. If students have access to computers there are some online activities to keep them engaged such as Christmas Ornaments and Christmas Light Up.

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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