The formula for the circumference of a circle is C = 2(pi)r
Fill in given information and solve for r:
88pi = 2 * pi * r 1/2 * 88pi = 1/2 * 2 * pi * r 44pi = pi * r 44pi/pi = (pi * r)/pi 44 = r The length of the radius of the circle is 44 cm long. I hope this helps!!