You may also like

problem icon

How Random!

Explore this interactivity and see if you can work out what it does. Could you use it to estimate the area of a shape?

problem icon

Baravelle

What can you see? What do you notice? What questions can you ask?

problem icon

Advent Calendar 2009

A collection of our favourite pictorial problems, one for each day of Advent.

What Shape?

Age 7 to 14 Challenge Level:
Have you found out anything about the number of sides the shape has?
Do you know anything about the angles of the shape?
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.
Copyright © 1997 - 2018. University of Cambridge. All rights reserved.
NRICH is part of the family of activities in the Millennium Mathematics Project.