SOLUTION: A road is built to connect each pair of cities. How many roads for 12 cities if each
road can connect only two cities?
Algebra ->
Equations
-> SOLUTION: A road is built to connect each pair of cities. How many roads for 12 cities if each
road can connect only two cities?
Log On
Question 1187182: A road is built to connect each pair of cities. How many roads for 12 cities if each
road can connect only two cities? Answer by ikleyn(52778) (Show Source):