csplit

This command allows you to split a larger file into two smaller ones.

Options
-k keeps files even if command line fails

csplit -k data 10 {75}

This command will create up to 75 files from the file data and split them into files with 10 lines each.

The command created these files:
xx00
xx01
xx02
xx03
xx04
xx05
xx06
xx07
xx08
xx09
xx10
xx11
xx12
xx13
xx14
xx15
xx16
xx17
xx18
xx19

Here is the output of looking at one of those files using the cat command:

cat xx18

terminfo

timezone

ucf.conf

udev

updatedb.conf

vim

vnc.conf

w3m

wgetrc

X11