Challenge Question (2 points max) Our traveler on a journey has come to a gorge that must be crossed in order to continue on to the
desired destination. A cross section of the gorge is shown below. It is 40 feet across and 20 feet
deep. The only supplies the traveler has to work with in crossing the gorge is a pair of planks (one
is 8 feet long, the other is 6 feet long) and an unlimited supply of ordinary rope. How can the
traveler cross the gorge?