Henry Ernest Dudeney/Puzzles and Curious Problems/217 - The Three Fences/Solution

Puzzles and Curious Problems by Henry Ernest Dudeney: $217$

The Three Fences

A man had a circular field, and he wished to divide it into four equal parts by three fences, each of the same length.

How might this be done?

Solution

Also see

• Division of Circle into 4 Equal Parts by 3 Equal Length Lines

Sources

• 1932: Henry Ernest Dudeney: Puzzles and Curious Problems ... (previous) ... (next): Solutions: $217$. -- The Three Fences
• 1968: Henry Ernest Dudeney: 536 Puzzles & Curious Problems ... (previous) ... (next): Answers: $288$. The Three Fences