Respuesta :
Hi there! A=πr²=π*3²=28.27433 ft². Round 28.27443 to 28.72. Therefore, the area of the rug will be 28.27ft²
area of a circle : 3.14r^2
or ( pi symbol)r^2
3.14 = pi
3 = radius
3.14 • 3^2
Your gonna multiply 3.14 by 3 to the second power.
3.14 • 9
area = 28.26 or 28.27