4200
http://library.thinkquest.org/CR0213980/Pentagon.html
There is 540 in a pentagon.
A pentagon has five sides.
A pentagon has 5 diagonals.
There are 5 angles in a pentagon.
There are five diagonals in a pentagon.
A pentagon has five sides.
A pentagon has five sides.
A pentagon has 5 sides
A pentagon has 5 sides
A pentagon has 5 diagonals.
The Pentagon was attacked around 9:38 a.m..
There are over 2700 clocks.