If ##S## is the circumference of the circle with radius ##r=3## then
##S=2*pi*r##
The perimeter of a quadrant is equal to ##S/4=(pi*r)/2##
If ##S## is the circumference of the circle with radius ##r=3## then
##S=2*pi*r##
The perimeter of a quadrant is equal to ##S/4=(pi*r)/2##
If ##S## is the circumference of the circle with radius ##r=3## then
##S=2*pi*r##
The perimeter of a quadrant is equal to ##S/4=(pi*r)/2##