Respuesta :

samuelrengifo

Answer:

A = 50.24 mm

Step-by-step explanation:

A = Pi*r^2

A = Pi*(4)^2

A = 16*Pi

A = 50.24 mm

Best regards

Answer:

50.24

Step-by-step explanation:

area of circle: (pi)r^2

r is the radius

given: r = 4

pi = 3.14

3.14(4)^2

3.14*16

50.24