A 544Kb PDF of this article as it appeared in the magazine—complete with images—is available by clicking HERE
Divide quadrangle ABCD into two parts, with one part being one-third of the original area, by a line parallel with side DC, without using a quadratic equation, trial and error, coordinates, calculus or CADD.
See PDF for sketch.
For the solution to this problem (and much more), please visit our website at: www.amerisurv.com. Good luck!
Dave Lindell, PS, retired after 36 1/2 years with the City of Los Angeles. He keeps surveying part time to stay busy and keep out of trouble.
A 544Kb PDF of this article as it appeared in the magazine—complete with images—is available by clicking HERE