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Advent calendar 2016
2 December
All 2016 advent puzzles
~
More information
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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Most recent collections
Advent calendar 2025
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List of all puzzles
Tags
lines
multiples
digits
digital products
tournaments
2d shapes
quadrilaterals
prime numbers
integration
numbers
pentagons
differentiation
circles
dodecagons
rectangles
even numbers
balancing
tangents
money
grids
binary
planes
partitions
coordinates
functions
sum to infinity
means
algebra
addition
albgebra
graphs
angles
folding tube maps
wordplay
sets
prime factors
taxicab geometry
geometric means
star numbers
powers
consecutive numbers
palindromes
crosswords
crossnumbers
doubling
sums
people maths
dominos
chess
time
shapes
indices
odd numbers
consecutive integers
christmas
bases
factorials
sport
probabilty
xor
multiplaction squares
ave
the only crossnumber
arrows
volume
calculus
neighbours
perimeter
squares
cards
mean
geometry
speed
trigonometry
medians
clocks
gerrymandering
logic
3d shapes
combinatorics
cube numbers
colouring
square numbers
proportion
scales
products
dates
integers
axes
averages
chalkdust crossnumber
surds
quadratics
rugby
floors
area
coins
shape
irreducible numbers
books
cryptic clues
triangles
multiplication
pascal's triangle
games
menace
matrices
unit fractions
advent
remainders
polynomials
cubics
symmetry
polygons
perfect numbers
routes
probability
cryptic crossnumbers
dice
factors
division
hexagons
tiling
median
chocolate
elections
complex numbers
ellipses
square roots
decahedra
regular shapes
determinants
range
expansions
geometric mean
spheres
percentages
digital clocks
sequences
parabolas
number
fractions
triangle numbers
lists
square grids
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