Why can't you consider a circle as one of the polygons?
Can one say that a circle has infinite sides?
How many sides does a circle have normally? Can we square a circle? What is a circle? What if we all are caught up in a flat circle? Is this a circle? What is the eccentricity of a circle? How many circles in one circle? How do you find the perimeter of a quarter circle? How many corners are on the circle? What is the perimeter of a circle enclosed in a square with 14cm sides? How do I solve this geometry question about circle? Do triangles actually have 11 sides? Let (y=0,x= infinity) is center of a circle with radius 1 and y=1 is tangent to the circle then what is the point of contact? What is the maximum possible region in which if 10 lines can divide a circle? What does the phrase mean "Circle gets the square"? What is the circle of life? What is the importance of this? What is the radius of a circle inside a triangle if two sides of the triangle are known? An equilateral triangle of side 6cm is inscribed in a circle. How do I find the radius of the circle? What does the circle in the triangle mean? What is the double of the diameter in a circle? How do I to check if a given point lies inside or outside a circle? How can I make a square from a circle? How many sides does a sphere have? What is ‘double diameter’ in a circle? A circle with radius 1 is inscribed in an equilateral triangle. What is the area of the triangle? Quick math question, is the area of the inner circle less than, greater than, or equal to the area of the ring around the circle? What is the equation for the bottom half of a circle centered at (0, 0) with a radius of 7? Is the diameter of a circle the radius, squared? What is meant by tangential circles? Why does the circle have 360 degrees? Does it have anything to do with the fact that a year has 365 days?