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Permanent link to this puzzle: mscroggs.co.uk/puzzles/75

Source: Numberphile

The diagram shows three squares with diagonals drawn on and three angles labelled.

What is the value of \(\alpha+\beta+\gamma\)?

If you enjoyed this puzzle, check out Sunday Afternoon Maths LXI,

puzzles about grids, or a random puzzle.

puzzles about grids, or a random puzzle.