Respuesta :

Answer:

12.57 if 2cm is the radius,

3.14 if 2cm is the diameter

Step-by-step explanation:

If the radius 2cm

A = πr^2 = π·2^2 ≈ 12.56

If the diameter 2cm

A= πr^2 = π·1^2 ≈ 3.14