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