This full solution covers the following key subjects: roads, house, square, system, road. This expansive textbook survival guide covers 85 chapters, and 5218 solutions. The full step-by-step solution to problem: 51E from chapter: 4.4 was answered by , our top Calculus solution expert on 03/03/17, 03:45PM. Since the solution to 51E from 4.4 chapter was answered, more than 383 students have viewed the full step-by-step answer. This textbook survival guide was created for the textbook: Calculus: Early Transcendentals, edition: 1. The answer to “Minimum-length roads A house is located at each corner of a square with side lengths of 1 mi. What is the length of the shortest road system with straight roads that connects all of the houses by roads (that is, a road system that allows one to drive from any house to any other house?)? (H ? int: Place two points inside the square at which roads meet.?) (S ? ource: Halmos. for Mathematicians Young and ? Old.)” is broken down into a number of easy to follow steps, and 78 words. Calculus: Early Transcendentals was written by and is associated to the ISBN: 9780321570567.