ppt, 671 KB
ppt, 671 KB
docx, 20.45 KB
docx, 20.45 KB
Pupils learn how to estimate square roots of numbers using only a pencil, ruler and a pair of compasses. Originally discovered by Rene Descartes, it is based around Pythagoras' Theorem (a proof is included in the powerpoint). If you like this resource then please check out my other stuff on here! :)
Creative Commons "Sharealike"

Reviews

5

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james_thorne

6 years ago
5

I've not seen this before, love it! A great way of combining topics. Thank you for taking the time to make and share this!

TES Resource Team

7 years ago
5

Thank you for publishing your resource. It has been selected to be featured in <a href="https://www.tes.com/teaching-resources/collections/secondary-maths/"> a new secondary maths collection</a>.

yjbirch

7 years ago
5

Fabulous resource.

anita_wijaya

7 years ago
5

This is excellent for IB MYP, too. It can be easily adapted into a Criterion B exercise. Thank you!

DaveGale

8 years ago
5

I really like this. Great for practising accurate drawing and also really nice to have a proof along with some history to stretch the more able. It's also superb that I've learnt something too! Thanks.

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