Respuesta :
Step-by-step explanation:
Diameter of circle = 9 ft
Therefore, radius = 9/2 = 4.5 ft
[tex]area \: of \: circle \\ = \pi {r}^{2} \\ = 3.14 \times {4.5}^{2} \\ = 3.14 \times 20.25 \\ = 63.585 \\ = 63.6 {ft}^{2} \\ [/tex]
Answer:
area of circle =πr²
Step-by-step explanation:
3.14×4.5×4.5
63.585 in ft