Piece of Pi

3. Which type of variation describes a relationship between two variables where one variable increases as the other decreases, and vice versa.
6. What method is commonly used to solve for missing values in variations.
9. It is the rule in quadratic equation wherein a should'nt be equal to what value.
11. It is the horizontal line on the graph.
12. It is the highest or lowest point on the graph of the parabola.
13. The graphical representation of a quadratic function.
15. It is the vertical line on the graph.
16. Which type of variation, when represented by a graph, results in a linear equation.
17. If the constant term 'a' is less than 0, in what direction does the parabola go.
18. In solving for k, or the constant term for the direct variation, what method do you use.
20. If one of the two variables increases, the other one also increases.

1. What type of variation occurs when one variable varies directly with one variable and inversely with another.
2. If one variable increases, all the other values also increase.
4. What type of function is defined by the equation f(x)=ax²+bx+c=0.
5. If the constant term 'a' is greater than 0, in what direction does the parabola go.
7. What term describes a value that remains unchanged throughout a mathematical equation or relationship
8. What is the name of the formula y=a(x-h)²+k.
10. What mathematical concept describes a relationship between sets of inputs and outputs, where each input is associated with exactly one output.
14. What is the term for the vertical line that divides a parabola into two congruent halves.
19. In solving for k, or the constant term for the inverse variation, what method do you use.