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