Henry Ernest Dudeney/Modern Puzzles/213 - The Six Pennies

by : $213$

 * The Six Pennies
 * Lay six pennies on the table, and arrange them as shown by the $6$ white circles in the diagram,
 * so that a seventh penny can be dropped into the centre and touch each of the other $6$.


 * Dudeney-Modern-Puzzles-213.png


 * It is required to get it exact, without any dependence on the eye.
 * In this case it is not allowed to lift any penny off the table, nor can any measuring or marking be employed.
 * However, you are allowed to slide the pennies after they have been placed on the table.
 * You require only the six pennies.