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Earn +20 ptsQ: What are the number of diagonals of a decagon?
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What is the total number of diagonals in a decagon?
It is: 0.5*(10 squared - (3*10)) = 35 diagonals
What polygon has 20 diagonals?
decagon
how many diagonals decagon have?
35
How many line segmants are in a decagon?
A decagon has 10 sides and 35 diagonals
How many diaganols does a decagon have?
A decagon has 35 diagonals. This can be computed by multiplying ten by seven and dividing by two. Seven is derived from the number of sides minus three.
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