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It has 9 sides and it can be an regular or a irregular polygon which is called a nonagon
Check: 0.5*(81-27) = 27 diagonals
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∙ 11y ago
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What regular polygon has 9 diagonals?
A regular octadecagon (an eighteen sided polygon) would have nine diagonals.
How many diagonals can you draw in an 8-sided regular polygon?
20.
How many diagonals does a 30 sided polygon have?
The formula used to find the number of diagonals in a polygon is n(n-3)/2. 30 x 27/2 = 810/2 = 405 diagonals.
What are real life examples of a nonagon?
A nonagon is a 9 sided polygon which can be regular or irregular Its 9 interior angles add up to 1260 degrees It has 27 diagonals
104 diagonals polygon?
A polygon that has 104 diagonals will have 16 sides
What regular polygon has 9 diagonals?
A regular octadecagon (an eighteen sided polygon) would have nine diagonals.
What is the name of a regular polygon that has 95 diagonals?
There is no such polygon that has 95 diagonals because a 15 sided polygon has 90 diagonals and a 16 sided polygon has 104 diagonals.
What is the size of each interior angle of a regular polygon that has 27 diagonals?
13 1/3 °
Does the number of diagonals a polygon has depend on if it is regular?
No, as long as the polygon is convex.
What sort of regular polygon has nine diagonals?
Hexagon
What figure will always have congruent diagonals?
A regular polygon.
How many side are there in a convex polygon having 27 diagonals?
9 sides because a nonagon has 27 diagonals
How many diagonals in a regular nonagon?
27 diagonals
How many diagonals are in a 9 sided polygon?
The formula is: 0.5*(n2-3n) where n is the number of sides of the polygon. So: 0.5*(81-27) = 27 diagonals
What are the number of diagonals for a regular polygon with 12 sides?
It is: 0.5*(144-36) = 54 diagonals
What is the Practical application for finding the number of diagonals in a regular polygon?
The diagonals (drawn from a point) help in dividing the regular polygon into smaller triangles. The sum of the areas of these smaller triangles help in determining the total area of the polygon.
How many diagonals can you draw in an 8-sided regular polygon?
20.
