Screenshot_2018-02-23-19-50-51-1.png
Count the number of the diagonals of a $8$-gon.
Screenshot_2018-02-23-19-52-20-1.png
samiul_samin wrote: ↑Sat Feb 24, 2018 12:19 amThis is a $8$-gon
Screenshot_2018-02-23-19-50-51-1.png
Count the number of the diagonals of a $8$-gon.
Screenshot_2018-02-23-19-52-20-1.png