Respuesta :

the Diameter of circle is

D = 2r, where r = radius, and D = diameter = 7, then

[tex]\begin{gathered} D=2r \\ 7=2r \\ \frac{7}{2}=\frac{2}{2}r \\ r=\frac{7}{2}=3.5 \end{gathered}[/tex]

answer: radius is 3.5 cm