Sunday Afternoon Maths XXXVII

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