Across
- 2. Instrument used to measure height of an object
- 5. Difference between any 2 consecutive terms in a progression
- 6. Line passing through the circle at two distinct point on a circle
- 9. Equation of degree two
- 10. Considered the first to solve quadratic equation
Down
- 1. He derived the quadratic formula
- 3. The longest chord of the circle
- 4. Line passing through the circle at a single point of contact
- 7. Greek letter to represent variable angle
- 8. He developed geometrical approach for finding out lengths