mscroggs.co.uk
mscroggs.co.uk

subscribe

Advent calendar 2018

23 December

Today's number is the area of the largest area rectangle with perimeter 46 and whose sides are all integer length.

Show answer

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

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

Archive

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