Copyright © University of Cambridge. All rights reserved.

'3x3 Areas' printed from

Show menu

See all short problems arranged by curriculum topic in the short problems collection
Which of the following shaded regions has an area different from the other shaded regions?

Five areas on a 3 by 3 grid.


If you liked this problem, here is an NRICH task which challenges you to use similar mathematical ideas.



This problem is taken from the UKMT Mathematical Challenges.