we know that diameter=2radius or diameter/2=radius so 12=diameter 12/2=radius=6 subsitute area=π(6)^2 area=36π divide 36π by 8 36π/8=18π/4=9π/2π=4.5π area of one section is 4.5π square feet or if we aprox pito 3.14159 then we get 4.5(3.14159)=area=14.1372 square feet or 14.14 square feet
