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How many diagonals does a 2d decagon have?

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Anonymous

∙ 8y ago
Updated: 11/1/2022

54 Diagonals.

* * * * *

A polygon with n sides has 1/2*n*(n-3) diagonals. So a decagon would have 1/2*10*7 = 35 diagonals. How the Community answer got 54 is anybody's guess!

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∙ 8y ago
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Continue Learning about Math & Arithmetic

how many diagonals decagon have?

35


How many line segmants are in a decagon?

A decagon has 10 sides and 35 diagonals


How many vertices does a 2d decagon have?

Ten.


Is a decagon 2D?

Yes.


What polygon has 20 diagonals?

decagon

Related Questions

How many diagonals in decagon?

There are 35 diagonals in a 10 sided decagon


How many diagonals are there in a 2d diamond?

In a 2d diamond there are 2 diagonals.


How many diagonals does tetra-decagon have?

A tetra-decagon is a 14 sided polygon having 77 diagonals


How many diagonals are in a Decagon?

35.


How many diagonals in decagon have?

35


how many diagonals decagon have?

35


How many line segmants are in a decagon?

A decagon has 10 sides and 35 diagonals


How many diagionals does a decagon have?

35 diagonals


How many vertices does a 2d decagon have?

Ten.


How many diagonal in a regular decagon?

35 diagonals


What is a ten sided shaped called?

Decogon * * * * * A decagon, actually.


Is a decagon 2D?

Yes.

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