15 Best Circle Questions and Answers (Q&A) - ProProfs Discuss

What is the circumference (round to the nearest tenth) of a circle with radius 51.25 inches?

Larry Thornton, Student
Answered: Mar 07, 2019

To calculate circumference you can use either of the formula
C = πd or
C =2πr
Where
C = circumference
d = distance
r = radius
π = 3.14...Read More

3 Answers

1419 views

How to calculate the diameter of a circle?

C. Bernthal, Teacher
Answered: Aug 17, 2020

• The diameter of a circle is two times the radius of the circle. • If you know the area of your circle, you can determine the diameter. Divide the area of the circle by 3....Read More

6 Answers

924 views

How to calculate radius of a circle?

L. Hawkes, Teacher
Answered: Sep 16, 2020

There are two formulas that you can use when you want to find the radius of a circle. Knowing these two formulas will help you out for sure: -The first formula is C=2*r*pi*r. ...Read More

3 Answers

642 views

What is the difference between Circle and Sphere?

Danny R. Glover, Editor
Answered: Aug 01, 2019

A circle is a figure, and a two-dimensional sphere is a three-dimensional object. One can only calculate the surface of a circle, whereas it is possible to calculate the volume of a sphere. A...Read More

1 Answer

477 views

What is the difference between Circle and Ellipse?

Daniel Frederic
Answered: Jul 12, 2019

Circle and eclipse are mostly discussed in mathematics, and they usually come with problems that are technical most times. However, there are some differences between the circle and the eclipse....Read More

1 Answer

331 views

What is 3π/2?

Haiyouguys
Answered: Jan 22, 2025

270

1 Answer

310 views

How do you find the area of a circle?

Graceec
Answered: Oct 31, 2017

The area of a circle is also called the circumference. Circles are unique in that they do not have any number of sides like most other shapes do. When finding the area of a circle you must use...Read More

1 Answer

306 views

Which process is involved in system development life circle?

Ysa.team
Answered: Jul 13, 2020

Main Stages of Software Development are:

âœ“Planning

âœ“Design

âœ“Development

âœ“Testing

âœ“Deployment

âœ“Maintenance

1 Answer

288 views

How to calculate the circumference of a circle?

L. Brett, Sales Manager
Answered: Aug 17, 2020

Before going into the steps, I think you should know what the circumference of a circle is. It is the length of the line that bounds a circle or the distance around the outside of a...Read More

2 Answers

144 views

How to find the center of a circle?

R. Barnes, Analyst
Answered: Sep 03, 2020

Finding the center of a circle can be complicated at times because you would need to base it not only on its overall appearance but also the needed computation. These are some of the things...Read More

3 Answers

104 views

How to measure the radius of a circle?

A. Samuel, Content Manager
Answered: Aug 26, 2020

It can be confusing to know how to solve for the radius of the circle unless you know the right formula for it. The radius of the circle is the length of the line from the center of the circle...Read More

2 Answers

101 views

How to find the area of a circle?

J. Alfie, Content Writer
Answered: Aug 27, 2020

Solving for the area of any shape can be confusing for some people because there are different formulas to look for. This time, you may want to solve for the area of a circle. To do this, y...Read More

2 Answers

86 views

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