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Earn +20 ptsQ: How many diagonals in a 15 gon?
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Continue Learning about Other Math
How many diagonals are in a 11- gon?
There are 44 diagonals in an 11 sided undecagon
How many diagonals are there in a 30- Gon?
There are: 0.5*(302-(3*30)) = 405 diagonals
How many diagonals does a 16 gon has?
104 16x ((16-3)/2) =104
What polygon has 209 diagonals?
22-gon
How many diagonals does a 17-gon have?
A n sided figure has 1/2 n(n - 3) diagonals → a 17-gon has 1/2 x 17 x (17 - 3) = 1/2 x 17 x 14 = 119 diagonals
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