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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
.
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2d shapes
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geometry
,
area
,
perimeter
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calculus
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people maths
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number
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products
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menace
angles
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consecutive integers
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lines
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sets
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chocolate
dominos
elections
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tiling
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complex numbers
median
tournaments
regular shapes
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books
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games
ave
irreducible numbers
range
quadratics
prime numbers
arrows
matrices
square grids
doubling
averages
perfect numbers
division
even numbers
lists
probabilty
triangle numbers
expansions
parabolas
bases
logic
symmetry
area
hexagons
factors
means
unit fractions
tangents
integration
determinants
geometric mean
coordinates
rugby
triangles
differentiation
floors
geometry
mean
odd numbers
advent
cryptic clues
ellipses
clocks
grids
multiplaction squares
planes
spheres
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star numbers
graphs
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numbers
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chalkdust crossnumber
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neighbours
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