Respuesta :

Answer:

Circ = 2 x pi x r

28.3 = 2 x 3.14 x r

r = 28.3 / (2 x 3.14) = 4.51 cm

r = 4.5 cm

Step-by-step explanation:

Answer:

4.5 cm

Step-by-step explanation:

The formula to find the radius of a circle is

[tex]r=\frac{c}{2\pi }[/tex]

[tex]r=\frac{28.3}{2\pi }[/tex]

[tex]r=4.5 cm[/tex]