Pi Day Precalculus Crossword

3. An adjective describing two angles that share a terminal side.
6. The study of angles, often using right triangles.
9. The number being raised to a power using logarithms.
11. One unit to measure angles. With this unit, a circle has 360 of them.
15. A mathematical expression that defines the relationship between two variables.
16. (side) A straight line from where an angle ends.
18. Usually exponential, this process increases a quantity of something over time.
20. An adjective describing two angles with measures that add up to 180°.
22. The inverse function that involves exponents and bases.
24. The word used to describe angles between the x-axis and the terminal side of the angle.
27. An adjective describing two angles with measures that add up to 90°.
28. (side) A straight line from where an angle starts.
29. Another name for the x-intercepts of a function.
30. The figure formed by two lines or rays with a common intersecting point.

1. one fourth of a Cartesian plane or two-dimensional coordinate plane.
2. Defined by the formula (a + bi)(a - bi), these factors have a reciprocal relationship.
4. An expression or constant that represents to what power another expression or constant is raised to. It is written typically in the top right corner of an expression or constant.
5. Set of x-values in a function.
7. Set of y-values in a function.
8. A line with a fixed starting point, but no endpoint (with the endpoint being an arrow).
10. These types of solutions are derived from the process of solving a mathematical problem, but they are not real nor valid answers that are applicable to the problem.
12. Another unit to measure angles. With this unit, a circle has 2π of them.
13. The point on a graph where a line crosses the x-axis or y-axis.
14. The highest point of a parabola.
17. A line or curve that the line or curve of a graph never touches, but approaches.
19. A polynomial equation with the highest power being of the second degree.
21. A word describing a particular type of interest. Many people use this type of interest to grow their savings.
23. Usually exponential, this process decreases a quantity of something over time.
25. An expression or constant that divides evenly through another expression or constant.
26. The longest side of a right triangle that is opposite of its right angle.