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A decagon has 10 sides
A quadrilateral has four sides. The term "sdes" seems unclear, but if you're referring to vertices or angles, a quadrilateral has four vertices and four angles as well. If you meant something else by "sdes," please clarify for further assistance.
There are: (5*12)+(3*8) = 84 sides
A regular pentagon has 5 equal sdes.
An equilateral triangle.
bilateral symmetry- body plan in which an animal that can be dinided into 2 equal sdes.
It could be an irregular polygon with different sides or a regular polygon with equal sdes
There was stiff and sometimes spirited resistence, but casualties were light on both sdes.
How many degrees does a circle have? 360 degrees.
There are no angles in a circle but the circle covers 360° (degrees)
There are infinitely many lines of symmetry on a circle.
a circle has 0 edges.