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Advent calendar 2018
2 December
All 2018 advent puzzles
~
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Today's number is the area of the largest dodecagon that it's possible to fit inside a circle with area \(\displaystyle\frac{172\pi}3\).
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The largest dodecagon will be regular. It's area will be
172
.
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area
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Tags
dice
taxicab geometry
functions
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surds
logic
elections
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number
advent
sets
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lines
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ave
christmas
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angles
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2d shapes
cryptic clues
median
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probability
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expansions
perfect numbers
powers
integers
sum to infinity
quadrilaterals
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people maths
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grids
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chalkdust crossnumber
algebra
perimeter
medians
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clocks
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graphs
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probabilty
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shapes
menace
quadratics
fractions
even numbers
cryptic crossnumbers
mean
consecutive integers
proportion
area
star numbers
coordinates
spheres
folding tube maps
colouring
unit fractions
products
money
circles
dates
albgebra
ellipses
shape
chocolate
regular shapes
pentagons
scales
percentages
3d shapes
odd numbers
gerrymandering
squares
palindromes
combinatorics
determinants
crossnumbers
multiplication
digital products
arrows
geometric mean
multiples
dodecagons
rectangles
multiplaction squares
hexagons
games
decahedra
planes
polygons
cards
volume
tournaments
routes
prime factors
cube numbers
coins
sequences
books
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pascal's triangle
range
integration
consecutive numbers
sums
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axes
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dominos
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