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Home > PC3 > Chapter 12 > Lesson 12.3.1 > Problem 12-135

12-135.

Suppose Benny starts at and is crawling along the curve as . At the same time, Bertha begins at and is also crawling along the curve as . If Benny and Bertha are in contact by cell phone, how will they know if exists?

Do Benny and Bertha think they are going to the same location?