8
The formula for the area of a circle is: A = r2.
Added 10/28/2018 12:22:28 PM
This answer has been confirmed as correct and helpful.
5
To get the area of a circle we use this formula A= r2 or (Pi) times the Radius squared. And when you know the Diameter use this formula A = ( /4) × D2.
Or when you know the Circumference :
A = C2 / 4 .
Added 2/26/2019 8:54:30 PM
This answer has been flagged as incorrect.
5
To get the area of a circle we use this formula A= r2 or (Pi) times the Radius squared. And when you know the Diameter use this formula A = ( /4) × D2.
Or when you know the Circumference :
A = C2 / 4 .
Added 2/26/2019 8:55:30 PM
This answer has been flagged as incorrect.
5
To get the area of a circle we use this formula A = r2 or (Pi) times the Radius squared. And when you know the Diameter use this formula A = ( /4) × D2
or when you know the Circumference :
A = C2 / 4 .
Added 2/26/2019 9:00:27 PM
