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