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Earn +20 ptsQ: Is a polygon with 8 sides have 15 diagonals?
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A polygon with 16 sides has how many diagons?
(8*15)-16=104 diagonals in a 16 sided polygon.
How many triangles will be formed if you draw diagonals from a single vertex of a convex polygon with 8 sides?
It is: 8-2 = 6 triangles
Which polygon has 6 sides and 8 sides?
A polygon with 6 sides is a hexagon and a polygon with 8 sides is an octagon
If the sum of interior angles a regular polygon is 1080 degrees how many diagonals does this polygon have?
If the polygon has n sides, the sum of its interior angles is 180*(n - 2) degrees. [Whether the polygon is regular or not is irrelevant] So, 180*(n - 2) = 1080 (n - 2) = 6 n = 8 Then number of diagonals = n*(n - 3)/2 = 8*5/2 = 20
What has 8 sides and a polygon?
An 8-sided polygon is called an octagon.
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