Diagonals = n(n-3)/n where n is the number of sides
if a polygon have 10 sides
= 10(10-3)/10
= 7
thus, the polygon have 7 diagonals.
0.14
There is supposed to be a bar on the top like a line but I couldn’t put it here so u can put it urself if ur writing it on paper
I think it equals 4 or 6 or 8