Answer :
Find the angle for arc ED/ θ measured in radians.
If you have angle for arc CD, use this formula for arc length:
(x°/360°)×2πr
If you have angle measured in radians, use this formula to find arc length:
rθ ( θ in radians )
If you have angle for arc CD, use this formula for arc length:
(x°/360°)×2πr
If you have angle measured in radians, use this formula to find arc length:
rθ ( θ in radians )