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Total diagonals formula: 0.5*(n^2 -3n) whereas n is the number of sides of the polygon

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What is the total number of diagonals in a trapezoid?

There are two diagonals in a trapezoid.


What is the total number of diagonals in a 7-sided polygon?

14 diagonals


What is the total number of diagonals in a polygon with eight sides?

It has 20 diagonals


How many diagonals does a triangular prism have?

It has 0 volume diagonals and 6 face diagonals hence the total number of diagonals are 6


Total number of diagonals in a triangle?

None


Total number of diagonals in pentagon?

14


How do you get the total number of diagonals of a polygon?

The formula is: 0.5*(n2-3n) = diagonals whereas n is the number of sides of the polygon


What is the total number of diagonals in a heptagon?

A 7 sided septagon or heptagon has 14 diagonals


What is the total number of diagonals in a decagon?

It is: 0.5*(10 squared - (3*10)) = 35 diagonals


What are the total number of diagonals in a hexagonal prism?

Well, honey, a hexagonal prism has six sides, so it has six diagonals on the top face and six on the bottom face, making a total of 12 diagonals there. Then you've got the diagonals connecting the corresponding vertices on the top and bottom faces, which adds another 12 diagonals. So, in total, a hexagonal prism has 24 diagonals. Hope that clears things up for you, darling!


What are the total number of diagonals in a nonagonal prism?

A nonagonal prism has two nonagonal bases and rectangular lateral faces. To find the total number of diagonals in a nonagonal prism, we first calculate the diagonals in one nonagon, which is given by the formula ( \frac{n(n-3)}{2} ). For a nonagon ((n = 9)), this results in 27 diagonals. Since the prism has two bases, the total number of diagonals in the prism is ( 27 + 27 + 18 = 72 ), where the 18 comes from the diagonals connecting vertices from one base to the other.


What is the total number of diagonals in a 35 sided polygon?

The formula is: 0.5*(n2-3n) whereas n is the number of sides So: 0.5*(352-105) = 560 diagonals