34.5 cm
step-by-step explanation:
generally for a circular segment of angle, θ° and radius r
arc length
= (θ/360) x circumference
= (θ/360) x 2πr
in our case, θ = 60°, π=3.142 and r = 33 cm
substitute into above formula
arc length
= (60/360) x 2(3.142)( 33) = 34.5 cm