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28 x 26 divided by 2! = 364
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The correct answer is 27*(27-3)/2 = 27*12 = 324
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Earn +20 ptsQ: How many diagonals are there in a regular 27-gon?
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How many diagonals will a regular octagon have?
4 diagonals
How many diagonals in a regular nonagon?
27 diagonals
How many diagonals has a regular dodecagon?
A regular 12 sided dodecagon has 54 diagonals.
How many diagonals in a regular dodecagon?
54
How many diagonals in a regular 86-gon?
0.5*(862-258) = 3569 diagonals
Related questions
How many diagonals does a regular pentagon have?
5 diagonals
How many diagonals does a regular octagon?
8 diagonals
How many diagonals will a regular octagon have?
4 diagonals
How many diagonals in a regular nonagon?
27 diagonals
How many diagonals are in a regular hexagon?
There are 9 diagonals in any hexagon!The hexagon does not have to be regular.
How many diagonals has a regular dodecagon?
A regular 12 sided dodecagon has 54 diagonals.
How many diagonals in a regular heptagon?
There are 21 of them.
How many diagonals in a regular dodecagon?
54
How many diagonals does a regular octagon have?
It has 20 diagonals and is made up by 6 triangles
How many diagonals are in a regular heptagon?
O.5*(49-21) = 14 diagonals
How many diagonals in a regular 86-gon?
0.5*(862-258) = 3569 diagonals
How many diagonals does an irregular hexagon have?
It has 9 diagonals whether or not if its a regular or an irregular hexagon
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