Consider a regular hexagon inscribed in circle C with radius r. Regular hexagons have six congruent sides and six congruent angles. In the figure, angle CAB measures 60°.
What is the length of segment AB?:r
What is the perimeter of the hexagon?:6r
The perimeter of the hexagon is the circumference of the circle.:slightly less than
The circumference of the circle is .:slightly greater than 6r