How to work out circumference of a circle using diameter

The circumference of a circle is the perimeter of the circle. It is the total length of the boundary of the circle.

Are you interested in calculating the area and circumference of a circle and the formula behind it? This is the perfect tool. Circles are present in many places. Coins, pizzas, and vinyl disks are examples of circular objects, and the area is an essential aspect of them. In fact, we have a pizza cost comparison calculator for your delight.

How to work out circumference of a circle using diameter

If you need to solve some geometry exercises, this circumference calculator is the page for you. It is a tool specifically created to find the diameter, circumference, and area of any circle. Read on to learn:. As is the case with all of our tools, the circumference calculator works in all directions — it is also a circumference to diameter calculator, and can be used to convert circumference to radius, circumference to area, radius to circumference, radius to diameter duh! If you want to draw a circle on the Cartesian plane, you might find this equation of a circle calculator useful. Enter either the radius or the diameter of the circle. Ensure you're using the right units before entering the values. The circle's circumference and area appear instantly in their fields. You can change their units if you desire. For example, a circle with a 5 cm radius will have a 10 cm diameter and a The calculator also gives the area of this circle to be We can also use the calculator in reverse — i.

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Understanding what a circumference of a circle is and how to calculate it is crucial as you move to higher level math. In this article you will learn the answers to the following questions. The circumference of a circle is the distance around the outside of the circle. It is like the perimeter of other shapes like squares. You can think of it as the line that defines the shape. For shapes made of straight edges this line is called the perimeter but for circles this defining line is called the circumference.

Last Updated: July 20, Fact Checked. This article was reviewed by Grace Imson, MA. Grace Imson is a math teacher with over 40 years of teaching experience. She has taught math at the elementary, middle, high school, and college levels. This article has been fact-checked, ensuring the accuracy of any cited facts and confirming the authority of its sources. This article has been viewed 9,, times.

How to work out circumference of a circle using diameter

Last Updated: January 17, Fact Checked. This article was co-authored by Jake Adams. With over 14 years of professional tutoring experience, Jake is dedicated to providing his clients the very best online tutoring experience and access to a network of excellent undergraduate and graduate-level tutors from top colleges all over the nation.

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Categories: Featured Articles Geometry. Can't remember the circumference formula? Sri Lanka. Circumference of Circle The circumference of a circle is the perimeter of the circle. The following equation describes the relation between the circumference and the radius R of a circle:. Area A. Last Updated: July 20, Fact Checked. As is the case with all of our tools, the circumference calculator works in all directions — it is also a circumference to diameter calculator, and can be used to convert circumference to radius, circumference to area, radius to circumference, radius to diameter duh! Thanks Helpful 3 Not Helpful 0. And there you go; the circumference of a circle with a radius of 1 meter is 6. Check out the example problem below if you'd like extra practice. Did this summary help you? You can also work out the circumference of a circle if you know its radius.

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Are you sure that you use enough? Consider a circular park shown below. Using the knowledge that the diameter is 4. Embed Share via. In fact, we have a pizza cost comparison calculator for your delight. There you go, you found the circle's radius. The idea for creating this calculator began to take root when Mateusz realized that tires with larger circumferences traveled further per revolution, thus improving his cycling speed. The radius of the pie is 5 inches. Given this information, what is the circumference of the Earth? Example 2: The circumference of a wheel is cm.