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It has 170 diagonals by using the diagonal formula
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How many diagonals does a 20-sides polygon have?
A polygon with n sides had n*(n-3)/2 diagonals. So a 20 sided polygon would have 20*17/3 = 170
How many diagonals can be drawn from any vertex of a 20 sided polygon?
17
How many diagonals can be drawn from any vortex 20-sided polygon?
17
How many diaganls does an octagon have?
An 8 sided octagon has 20 diagonals according to the formula 0.5*(n^2 -3n) whereas n is the number of sides of the polygon.
What polygon has 20 diagonals?
decagon
Related questions
How many diagonals are in a 20 sided polygon?
There are 170 diagonals
How many diagonals does a 20 gon has?
A 20 sided polygon has 170 diagonals
How many Diagonals in a 20 sided polygon?
170
How many diagonals does a 12 sided polygon have?
20
How many diagonals can be drawn from any vertex of a 20-sided polygon?
It is 18 diagonals
How many diagonals does a 20-sided polygon have?
0.5*(202-60) = 170 diagonals
How many diagonals can you draw in an 8-sided regular polygon?
20.
How many diagonals does a 20-sides polygon have?
A polygon with n sides had n*(n-3)/2 diagonals. So a 20 sided polygon would have 20*17/3 = 170
How many diagonal lines can be drawn in a 20 sided polygon?
170 diagonals
How many diagonals can be drawn from any vortex 20-sided polygon?
17
How many diagonals can be drawn from any vertex of a 20 sided polygon?
17
How many diagonals in octagon?
20 diagonals in Octagan. For n-sided polygon, no of diagonals = (n choose 2 ) - n = 8C2 - 8 = 28 - 8 = 20
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