Respuesta :

3*4.3=12.9 12.9²=166.41
We know, Area = πr²
Here, π = 3.14
r = 4.3

Substitute their values, 
A = 3.14 * (4.3)²
A = 3.14 * 18.49
A = 58.06

In short, Your Answer would be 58.06 in²

Hope this helps!