What is the area of a regular hexagon with side length 2?
What is the area of a regular octagon with side length 5?
Use
Find the area of a regular decagon whose distance from its center to a vertex is 10.
Use
An -gon is a polygon with sides. Which of the following represents the area of a regular -gon with side length 1?
An -gon is a polygon with sides. Which of the following represents the area of a regular -gon inscribed in a circle of radius 1?