mscroggs.co.uk
mscroggs.co.uk

subscribe

Puzzles

Guess the diagonal

Calculate the length of the diagonal CG.

Show answer & extension

If you enjoyed this puzzle, check out Sunday Afternoon Maths II,
puzzles about geometry, or a random puzzle.

Archive

Show me a random puzzle
 Most recent collections 

Advent calendar 2023

Advent calendar 2022

Advent calendar 2021

Advent calendar 2020


List of all puzzles

Tags

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

Archive

Show me a random puzzle
▼ show ▼
© Matthew Scroggs 2012–2024