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Puzzles
Showing puzzles tagged "planes".
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2 December
All 2016 advent puzzles
~
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What is the maximum number of lines that can be formed by the intersection of 30 planes?
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435
Tags:
lines
,
planes
,
geometry
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Tags
calculus
books
gerrymandering
unit fractions
dominos
colouring
time
coins
factors
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chocolate
powers
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number
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prime numbers
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dice
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wordplay
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sequences
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arrows
floors
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cubics
integers
square numbers
advent
ave
functions
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expansions
perimeter
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sport
folding tube maps
multiples
people maths
shapes
games
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even numbers
xor
dates
regular shapes
scales
products
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angles
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lines
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mean
averages
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planes
tournaments
ellipses
digital products
triangle numbers
square roots
division
numbers
graphs
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speed
cryptic crossnumbers
geometric mean
sum to infinity
crossnumbers
cryptic clues
probability
square grids
symmetry
proportion
multiplication
probabilty
axes
2d shapes
medians
indices
partitions
odd numbers
binary
determinants
volume
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perfect numbers
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chalkdust crossnumber
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