Respuesta :

Answer:

12.6 cm

Step-by-step explanation:

Given:

m<AOB = θ = 120°

Diameter (d) = 12 cm

Required:

Length of arc AB

Solution:

Length of arc AB = θ/360 × πd

Plug in the values

Length of arc AB = 120/360 × π×12

≈ 12.6 cm (nearest tenth)