Sunday Afternoon Maths XXXVI

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