3 December

What is the volume of the smallest cube inside which a rectangular-based pyramid of volume 266 will fit?


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Sunday Afternoon Maths LXVII

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Sunday Afternoon Maths LXV

Cryptic crossnumber #1
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rugby crosswords balancing polygons surds differentiation cryptic clues advent factorials trigonometry lines ellipses books perimeter squares hexagons volume circles probabilty shapes fractions algebra integration colouring pascal's triangle grids partitions addition graphs means menace calculus dodecagons parabolas sum to infinity chocolate floors palindromes angles proportion wordplay sequences coins shape cryptic crossnumbers crossnumbers rectangles coordinates sport speed people maths multiples folding tube maps square numbers spheres digits routes indices chalkdust crossnumber quadratics 3d shapes christmas games star numbers 2d shapes taxicab geometry percentages mean cube numbers planes time perfect numbers bases numbers sums integers doubling functions logic geometry area chess irreducible numbers dates square roots complex numbers clocks arrows scales regular shapes ave odd numbers division averages unit fractions symmetry cards money probability triangles dice number remainders multiplication triangle numbers prime numbers factors


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