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Advent calendar 2018
23 December
All 2018 advent puzzles
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Today's number is the area of the largest area rectangle with perimeter 46 and whose sides are all integer length.
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The largest rectangle will be 11 by 12 and have area
132
.
Tags:
2d shapes
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geometry
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area
,
perimeter
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Most recent collections
Advent calendar 2025
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List of all puzzles
Tags
area
square numbers
geometric means
gerrymandering
triangle numbers
quadratics
medians
quadrilaterals
rugby
floors
symmetry
consecutive integers
cubics
speed
dates
lines
spheres
grids
logic
star numbers
partitions
perfect numbers
multiplaction squares
chocolate
unit fractions
sums
decahedra
factorials
digital products
xor
matrices
squares
factors
regular shapes
functions
probability
chalkdust crossnumber
planes
prime numbers
powers
division
lists
sport
prime factors
money
balancing
3d shapes
games
shape
proportion
advent
rectangles
fractions
surds
volume
coins
tangents
christmas
crosswords
cryptic crossnumbers
integers
geometry
remainders
even numbers
combinatorics
addition
albgebra
polygons
clocks
percentages
median
perimeter
doubling
sum to infinity
dice
cryptic clues
geometric mean
algebra
expansions
cards
number
coordinates
irreducible numbers
binary
elections
indices
chess
products
numbers
graphs
mean
sequences
arrows
calculus
dominos
digital clocks
square grids
taxicab geometry
trigonometry
menace
hexagons
cube numbers
square roots
means
folding tube maps
pascal's triangle
parabolas
digits
scales
polynomials
wordplay
axes
multiples
palindromes
tiling
time
complex numbers
books
shapes
ellipses
integration
ave
multiplication
dodecagons
bases
colouring
probabilty
differentiation
averages
determinants
people maths
routes
tournaments
circles
angles
consecutive numbers
pentagons
crossnumbers
range
the only crossnumber
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