Sunday Afternoon Maths XXXVII

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