Home > Golden Oldie of the Week Archive Detail

<< Prev 1/4/2009 Next >>

How Many Spans in a Cubit?

In a certain lake the tip of the bud of a lotus was seen a span above the surface of the water. Forced by the wind it gradually advanced and was submerged at the distance of two cubits. Compute the depth of the water?

Solution:

Source: Hipparchus, 110 B.C.