Root to Success

Root to success

Whether you're working with geometry or trigonometry or solving quadratic equations, being able to manipulate surds is a really useful skill. We hope this set of square root problems are met with a big tick!

Fit for Photocopying 

Age 14 to 16
Challenge Level
Explore the relationships between different paper sizes.

The Root of the Problem 

Age 14 to 18
Challenge Level
Find the sum of this series of surds.

Irrational Arithmagons 

Age 16 to 18
Challenge Level
Can you work out the irrational numbers that belong in the circles to make the multiplication arithmagon correct?

Related

The NRICH Project aims to enrich the mathematical experiences of all learners. To support this aim, members of the NRICH team work in a wide range of capacities, including providing professional development for teachers wishing to embed rich mathematical tasks into everyday classroom practice.
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NRICH is part of the family of activities in the Millennium Mathematics Project.