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