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Number of diagonals in a polygon with n sides is n*(n-3)/2 A pentadecagon has 15 sides, so n = 15
Number of diags = 15*12/2 = 90
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How many diagonals does a 44 sided polygon has?
It has 40 diagonals.Improved Answer:-Using the formula for diagonals of a polygon: 0.5*(442-132) = 902 diagonals
How many diagonals are there in a 25 sided shape?
There are 275 diagonals in a shape with 25 sides. The formula is n*(n-3)/2
How many sides does a polygon have when it has 152 diagonals?
It must have 19 sides to comply with the formula:- 0.5*(192-(3*19)) = 152 diagonals
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Using the formula 0.5(n^2 -3n) whereas n is number of sides, altogether there are 104 diagonals in a 16 sided polygon
How many faces are on a pentadecagon?
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How many diagonals does a pentadecagon have?
90
How many diagonals are in a 35 side polygon?
There are 560 diagonals by using the diagonal formula
How many diagonals does a 20 sided polygon have?
It has 170 diagonals by using the diagonal formula
How many diagonal lines does a pentadecagon have?
90. Number of diagonals = number_of_sides × (number_of_sides - 3) ÷ 2 → For a Pentadecagon which has 15 sides: Number of diagonals = 15 × (15 - 3) ÷2 = 15 × 12 ÷ 2 = 90
How many diagonals in 18-gon?
Using the diagonal formula: 0.5*(182-54) = 135 diagonals
How many diagonals in a polygon with 14 sides?
Using the formula: 0.5*(142-42) = 77 diagonals
How many diagonals does a regular 12-gon have?
Using the formula: 0.5*(n2-3n) it has 54 diagonals
How many diagonals does a 44 sided polygon has?
It has 40 diagonals.Improved Answer:-Using the formula for diagonals of a polygon: 0.5*(442-132) = 902 diagonals
How many sides does a polygon have with 35 diagonals?
It has 10 sides because using the formula 0.5*(102-30) = 35 diagonals
How many diaganols has an octagon?
Using the formula: 0.5*(64-24) = 20 diagonals
How many diagonals does a 11 sided polygon have?
You can find the number of diagonals in a polygon using the formula n(n-3)/2, where n is the number of sides. Therefore an 11 sided polygon has 44 diagonals.
How many angles of rotation does a pentadecagon have?
A Pentadecagon had 15 sides
