How can I calculate how many miles along the insterstate of LA County. Picture includ

Discussion created by kingjess25 on May 29, 2014
Latest reply on May 31, 2014 by rfairhur24
Hi all, this is part of my assignment. i need to calculate how many miles long are all of the interstates in Los Angeles County. I've been trying different tools but couldn't find one that worked.