Virgil
Posts:
1,119
Registered:
12/6/04


Re: Crossed Ladders Problem (again)
Posted:
Aug 22, 2001 7:50 AM


In article <3b831d35$1@news1.abac.com>, "Randall L. Rathbun" <randallr@abac.com> wrote:
> L.A. Graham, in the Dover book "Ingenious Mathematical Problems and > Methods" on page 18, Problem 25 "The Two Ladders", presents the classic > problem of two ladders, one 20 ft. long, the other 30 ft. long, each > crossing each other 8 ft. above the floor, and the question is asked "How > wide is the room? > > Is there anyway to solve this problem, without resorting to a quartic > equation, and using Ferrari's method? > > Thanks for your input. > >  Randall >
If you need an exact answer, I think you need to solve the quartic. If an approximate answer will do, there are other equations representing the problem, and they can be solved by approximation methods.

