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

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

Archive

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