Angle Theorem 4

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.

Featured Activity

Roman Numerals Jigsaw

Roman Numerals Jigsaw

This is a wonderful activity for someone who does not know Roman numerals. By completing the activity an understanding of the symbols develops and a great sense of achievement is enjoyed.

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

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Example or Non-Example?

Example or Non-Example?

Drag the cards to show whether they are examples or non-examples of triangles, polygons, expressions, like terms, bearings etc. So far this activity has been accessed 397 times and 13 people have earned a Transum Trophy for completing it.

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