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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
,
geometry
,
area
,
perimeter
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Most recent collections
Advent calendar 2024
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List of all puzzles
Tags
routes
tiling
people maths
spheres
cryptic clues
addition
clocks
dates
money
crossnumbers
3d shapes
geometry
unit fractions
complex numbers
hexagons
albgebra
bases
probabilty
combinatorics
polynomials
logic
taxicab geometry
pentagons
consecutive integers
percentages
2d shapes
colouring
planes
square numbers
square roots
scales
sequences
digital clocks
circles
factors
algebra
sums
wordplay
binary
crosswords
multiples
even numbers
probability
pascal's triangle
chess
tangents
the only crossnumber
cryptic crossnumbers
coins
digital products
triangle numbers
numbers
irreducible numbers
fractions
matrices
triangles
crossnumber
proportion
prime numbers
lines
mean
volume
powers
coordinates
differentiation
ave
range
axes
arrows
dice
quadrilaterals
christmas
menace
palindromes
division
sets
numbers grids
speed
time
chalkdust crossnumber
angles
perfect numbers
chocolate
grids
quadratics
cards
area
integration
regular shapes
star numbers
dodecagons
decahedra
polygons
products
elections
graphs
median
sum to infinity
multiplication
folding tube maps
parabolas
odd numbers
geometric mean
shapes
calculus
games
medians
cube numbers
square grids
books
gerrymandering
dominos
means
remainders
balancing
functions
expansions
neighbours
squares
symmetry
advent
partitions
floors
rugby
cubics
rectangles
geometric means
number
surds
sport
factorials
trigonometry
tournaments
shape
determinants
doubling
perimeter
ellipses
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indices
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consecutive numbers
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