It is known that the area of a sector and the arc length of a sector are related to the radius. Let s be the area of a sector, l be the arc length of a sector and R be the radius of a sector, then s = ()

It is known that the area of a sector and the arc length of a sector are related to the radius. Let s be the area of a sector, l be the arc length of a sector and R be the radius of a sector, then s = ()


Area formula of sector
S=(1/2)RL