Find the number of diagonals for hexagon and nonagon.
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Answer:
hexagon has 9 diagonals: there are three diagonals for every three vertices. An octagon has 20 diagonals.
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Know the names of polygons.
Quadrilateral/tetragon: 4 sides.
Pentagon: 5 sides.
Hexagon: 6 sides.
Heptagon: 7 sides.
Octagon: 8 sides.
Nonagon/Enneagon: 9 sides.
Decagon: 10 sides.
Hendecagon: 11 sides.
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Step-by-step explanation:
In hexagon there is a 3 diagonals
In nonagon there is a 4 diagonals & there 1 remaining vertices
I hope it will help u
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