Respuesta :

Answer:

2.5 cm

Step-by-step explanation:

We see the diameter is 5cm

so the radius is half the diameter

5/2 = 2.5 cm

2.5 cm

Step-by-step explanation:

For Button

diameter (d) = 5cm

radius (r) = diameter/2

r = 5/2 = 2.5 cm