Angle Theorems

Theorem 1 Theorem 2 Theorem 3
Theorem 4 Theorem 5 Theorem 6
Theorem 7 Theorem 8 Theorem 9

Click on a picture above for a large version and interactive model or show a theorem at Random.

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

Featured Activity

Beat The Clock

Beat The Clock

It is a race against the clock to answer 30 mental arithmetic questions. There are nine levels to choose from to suit pupils of different abilities.

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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Idan Tal, Twitter

Tuesday, April 16, 2019

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Angles in a Triangle

Angles in a Triangle

A self marking exercise involving calculating the unknown angle in a triangle. So far this activity has been accessed 28442 times and 3893 people have earned a Transum Trophy for completing it.

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