What is the formula for a parabola?

Related questions

1. How are parabolas formed?
2. What is the formula for pi?
3. Can the radius of a circle be zero?
4. What is the general conic form equation of a circle?
5. How do you find the C in a parabola conic?
6. What is the general equation of an ellipse?
7. How do you find the radius of a circle?
8. Why is 3.14 called pi?
9. How do you find the equation of a quarter of a circle?
10. What is the equation for half a circle?

Tags

1. #rotated
2. #focus
3. #where
4. #parallel
5. #standard
6. #directrix
7. #parabola
8. #equation
9. #vertex
10. #symmetry