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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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cryptic crossnumbers
median
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digital clocks
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addition
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irreducible numbers
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sum to infinity
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rugby
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tiling
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colouring
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Archive
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Most recent collections
Advent calendar 2024
Advent calendar 2023
Advent calendar 2022
Advent calendar 2021
List of all puzzles
Tags
determinants
odd numbers
consecutive numbers
folding tube maps
spheres
the only crossnumber
geometric mean
doubling
chess
rectangles
crosswords
area
volume
grids
means
mean
probabilty
medians
regular shapes
coordinates
pentagons
digital products
geometric means
star numbers
sum to infinity
division
sequences
geometry
partitions
cards
2d shapes
proportion
angles
clocks
tiling
quadrilaterals
differentiation
binary
shapes
coins
sets
routes
floors
squares
shape
remainders
taxicab geometry
range
digital clocks
cryptic clues
polygons
speed
parabolas
addition
trigonometry
3d shapes
dominos
ave
square grids
arrows
tangents
multiplication
probability
hexagons
planes
gerrymandering
neighbours
perimeter
matrices
elections
colouring
graphs
expansions
surds
consecutive integers
polynomials
bases
money
numbers grids
wordplay
books
cubics
chalkdust crossnumber
sums
cube numbers
albgebra
pascal's triangle
christmas
square numbers
symmetry
fractions
powers
triangle numbers
irreducible numbers
combinatorics
circles
multiples
decahedra
factorials
complex numbers
cryptic crossnumbers
integers
games
tournaments
time
quadratics
square roots
numbers
unit fractions
number
integration
dodecagons
axes
people maths
median
perfect numbers
averages
functions
crossnumbers
prime numbers
ellipses
calculus
balancing
products
palindromes
rugby
percentages
dates
chocolate
even numbers
algebra
advent
digits
logic
factors
scales
lines
indices
triangles
menace
sport
dice
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