Extremely narrow
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That's pretty impossible if you ask me , but go to Google images and type in two sided shape. See what pops up.Septagon or Heptagon = seven sided shape
A five-sided 2-dimensional shape is a pentagon.
5 sided 2-dimensional object
Hemisphere.
Any quadrilateral (4-sided shape) has 2 diagonals.
a one sided shape is called a henagon and a 2 sided shape is called a digon
Septagon or Heptagon = seven sided shape
A five-sided 2-dimensional shape is a pentagon.
An octagon is an 8 sided 2 dimensional shape. A cylinder with the base of a hexagon (6 sided shape) would be an 8 sided 3 dimensional shape.
A 2 sided shape is called a digon
10 sided 2D shape is called a decagon 20 sided 2D shape is called a icosagon 30 sided 2D shape is a swimming pool 40 sided 2D shape is unknown 50 sided 2D shape is unknown 60 sided 2d shape is unknown 70 sided 2d shape is unknown 80 sided 2d shape is unknown 90 sided 2d shape is unknown 100 sided 2d shape is unknown 110 sided 2d shape is unknown 111 sided 2d shape is unknown 120 sided 2d shape is unknown 130 sided 2d shape is unknown
Biagon
A two dimensional 10 sided shape is a decagon.
Parallelogram
A 5-sided 2-dimensional figure is a pentagon and a 5-sided 3-dimensional shape is a pentahedron.
5 sided 2-dimensional object
a 2 sided shape is real but a 1 sided shape is not