mscroggs.co.uk
mscroggs.co.uk

subscribe

Puzzles

Pizza

Twelve friends want to share a pizza. One of the friends is very fussy and will not eat the centre of the pizza.
Is it possible to split a (circular) pizza into twelve identical pieces such that there is at least one piece which does not touch the centre?

Show answer & extension

If you enjoyed this puzzle, check out Sunday Afternoon Maths XXXIII,
puzzles about geometry, or a random puzzle.

Archive

Show me a random puzzle
 Most recent collections 

Advent calendar 2020

Advent calendar 2019

Sunday Afternoon Maths LXVII

Coloured weights
Not Roman numerals

Advent calendar 2018


List of all puzzles

Tags

crossnumber percentages pascal's triangle algebra balancing geometry differentiation integration combinatorics integers addition dominos clocks indices square numbers probability circles prime numbers scales chocolate tiling colouring books christmas cube numbers factorials games symmetry 3d shapes quadrilaterals crosswords folding tube maps coins spheres sum to infinity median digits lines rugby factors sequences trigonometry gerrymandering logic complex numbers perimeter probabilty cryptic crossnumbers chalkdust crossnumber perfect numbers volume partitions triangle numbers numbers averages range parabolas bases polygons functions area elections the only crossnumber irreducible numbers coordinates cards cryptic clues graphs means multiples products wordplay arrows number square roots ave shapes dates division money unit fractions remainders doubling palindromes people maths fractions sport planes routes rectangles crossnumbers surds time odd numbers digital clocks 2d shapes advent shape ellipses grids proportion angles regular shapes chess taxicab geometry dodecagons menace hexagons speed sums dice triangles mean star numbers quadratics multiplication squares floors calculus

Archive

Show me a random puzzle
▼ show ▼
© Matthew Scroggs 2012–2021