Across
- 4. The part of the quadratic formula underneath the square root symbol: b²-4ac.
- 5. Formula: θ/360 × 2πr
- 7. The product of a rational and irrational number.
- 10. When D<0 roots are ____
Down
- 1. Property of triangles where ratios of corresponding sides is equal and corresponding angles are equal.
- 2. A portion of the circle formed by a portion of the circumference (arc) and radii of the circle at both endpoints of the arc.
- 3. If probability of an event is 0, it is an __ event.
- 6. A line that touches the circle at one and only one point.
- 8. Greek alphabet for expressing a root of an equation.
- 9. Number which can be expressed in the form of p/q q not equal to 0.