None!!!!
A 7-sided polygon is named 'HEPTAGON'.,
However,
An 8-sided polygon is named 'OCTAGON'.
Chat with our AI personalities
An Octagon?
It is an oblong which is another name for a rectangle.
A quadrilateral is a four-sided figure that has straight sides and no curves. It can be a square and any shape that has four sides that connect, hence four angles and four vertices. Examples of quadrilaterals are a square, rectangle, parallelogram, rhombus.A quadrilateral is a 4 sided shape such as a square, rectangle, rhombus, parallelogram ... etc
A regular pentagon has straight sides and is closed so its a polygon. Any shape with straight sides and is closed is a polygon. Example O (circle) has curved lines so its not a polygon L (square) is open therefore it is not a polygon.
Seven O' Clock was created in 2006.