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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.
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Featured ActivityWithout Lifting Can you draw these diagrams without lifting your pencil from the paper? This is an interactive version of the traditional puzzle. Some diagrams are possible while others are not. What is the rule? |
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. Find out about the latests developments on this website by signing up for a Transum Subscription. You will receive a regular newsletter and have access to the answers to most of the puzzles and activities on this site. |
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Recently UpdatedShapes In The Stars Join up the stars to find the hidden regular polygons. So far this activity has been accessed 78888 times and 357 people have earned a Transum Trophy for completing it. |
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Idan Tal, Twitter
Tuesday, April 16, 2019