Formula to calculate area  circumference of a circle
The formula for calculating the area and circumference of a circle is a basic knowledge to grasp. You can apply this knowledge throughout your study time and in the future academic programs.
In this article, TipsMake.com will reintroduce effective circular area and circumference formulas for learning and work.
1. Area of a circle
The area of the circle is calculated by the size of the circle occupying a certain surface.
The area of a circle is calculated according to the formula: Squared radial circle multiplied by PI
OrInside:
 S is the area of the circle
 R is a circle radius
 D is the circle diameter

3.14
. is the constant value
2. Circumference of the circle
The circumference of a circle or circle is the boundary boundary of a circle.
The circumference of the circle is calculated according to the formula: Multiply diameter with PI or 2 times of PI nuclear radius.
OrInside:
 C is the circumference of the circle
 R is a circle radius
 D is the circle diameter

3.14
. is the constant value
Above are common circle and perimeter formulas. If you have any questions or suggestions, please leave a comment below to discuss with TipsMake.com.
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