How to Calculate the Original Diameter of a Circle from Circumference

Learn how to find the original diameter of a circle using a simple formula involving its circumference. Get the details now!

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To find the original diameter of a circle, use the formula D = C / π, where D is the diameter and C is the circumference. Measure the circumference of your circle and divide this value by π (approximately 3.14159). This will give you the original diameter of the circle.

FAQs & Answers

  1. What is the formula for calculating the diameter of a circle? The formula to calculate the diameter from circumference is D = C / π, where D is diameter and C is circumference.
  2. How do I measure the circumference of a circle? You can measure the circumference of a circle using a flexible measuring tape around the edge of the circle.
  3. Why is π important in circle calculations? π is a fundamental constant in mathematics representing the ratio of the circumference of a circle to its diameter, essential for various calculations.