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 

Sunday Afternoon Maths LXVII

Coloured weights
Not Roman numerals

Advent calendar 2018

Sunday Afternoon Maths LXVI

Cryptic crossnumber #2

Sunday Afternoon Maths LXV

Cryptic crossnumber #1
Breaking Chocolate
Square and cube endings

List of all puzzles

Tags

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

Archive

Show me a random puzzle
▼ show ▼
© Matthew Scroggs 2019