Across
- 1. The set of all points in a plane that are equidistant from a given point.
- 3. An equations with one variable where the highest degree of any term is 2.
- 6. Right triangles that measure 30-60-90 or 45-45-90.
- 8. When a denominator contains an irrational or imaginary number, you must do this.
- 9. A term inside the square root.
Down
- 1. The number system that includes imaginary numbers.
- 2. The central point of a circle.
- 3. Used to solve a quadratic equation that can't be factored.
- 4. Any segment whose endpoints are the center and a point on a circe.
- 5. The unit name for the letter i in math.
- 7. An expression that uses a root symbol.