no
Five, to remember this think of a pointy house.
No. A small pentagon will have smaller diagonals than a large pentagon! However, all the diagonals of a regular pentagon will be congruent.
squares,rectangles,regular pentagons
yes
In a heptagon there is 14 diagonals
There are 7*(7-3)/2 = 7*4/2 = 14 diagonals.
A polygon with n sides has n(n-3)/2 diagonals. A heptagon has 7 sides giving it 7(7-3)/2 = 14 diagonals.
there are 5, 6, or 7 diagonals in a pentagon
A 7 sided heptagon has 14 diagonals
An octagon has 16 diagonals.
14 diagonals