Question

find the leangth of an arc of a sector whose area is 70m^2 and radius is 7m


pls answer fast guys​

Answer 1

Arc length of the Circle : Area of the Sector = Perimeter of the Circle :Area of the Circle

the radius of the circle be 7m

let the leangth of an arc of a sector be x

Hence, x:70=2*22/7* : 22/7*7*7

x = 20m