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