How do you find the equation of a circle?

Related questions

1. How do you find radius from circumference?
2. What is the equation for half a circle?
3. What is the equation of a circle if the center is 0 0?
4. What is the general equation of an ellipse?
5. Why is Pi used in circle formula?
6. What is the equation of a circle in Y form?
7. What are the four types of conics?
8. How do we find the radius of a circle?
9. What is the general equation of a circle?
10. Why is Pi never ending?

Tags

1. #since
2. #radius
3. #circle
4. #equation
5. #center
6. #format
7. #point
8. #helpful
9. #easily
10. #being