Henry Ernest Dudeney/Modern Puzzles/170 - A Heptagon Puzzle
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Modern Puzzles by Henry Ernest Dudeney: $170$
- A Heptagon Puzzle
- Using the fourteen numbers, $1$, $2$, $3$, up to $14$, place a different number in every circle
- so that the three numbers in every one of the seven sides add up to $19$.
Click here for solution
Sources
- 1926: Henry Ernest Dudeney: Modern Puzzles ... (previous) ... (next): Combination and Group Problems: $170$. -- A Heptagon Puzzle
- 1968: Henry Ernest Dudeney: 536 Puzzles & Curious Problems ... (previous) ... (next): Combinatorial & Topological Problems: Magic Star Puzzles: $399$. A Heptagon Puzzle