Can the radius of a circle be zero?

Related questions

1. How do you calculate area of a circle?
2. What are the 4 types of conic sections?
3. What is the origin of the circle?
4. What is the formula for radius and diameter?
5. Why is Pi used in circle formula?
6. How do you find the points of a circle?
7. Does a circle have sides?
8. What is H in an equation?
9. Who discovered the equation of a circle?
10. How was Pi originally calculated?

Tags

1. #cannot
2. #knowledge
3. #nothing
4. #scaled
5. #circle
6. #properties
7. #specifies
8. #definition
9. #there
10. #however
11. #loses
12. #other
13. #circles
14. #radius