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Angles, Regular Polygons
Key Stage: 2 ★★

What triangles can you make from a rope knotted to have 12 equal sections? What regular shapes acn you make?

This problem is one that combines knowledge of properties of shapes while using the operations of addition, subtraction, multiplication and division with small numbers. It also provides an opportunity for learners to consider the effectiveness of alternative strategies.

This resource has comprehensive teachers' notes and resources, linked from the problem page. This includes possible approaches and key questions, as well as possible support and extensions.


The file attached is a HTML file, which, when opened, automatically redirects you to the problem on the NRICH website.
Creative Commons "Sharealike"

Reviews

3.7

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christomkins

12 years ago
4

A good resource, especially with so many school's studying ancient egypt it would make great cross-curricular links.

pilfernandez

15 years ago
3

very helpful site. Numerous possibilities to enrich the maths lessons.

duges

15 years ago
4

great stuff. Great stuff, i'll use this for our egyptian topic morming work cheers <br />

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