Mathematics shenaningans

5. The middle value in a sorted list of numbers.
8. A value that is a multiplier of an unknown variable.
12. An arrangement of items where order is key.
14. A straight line that touches a curve on a single point.
15. Measuring angle by using the radius of a circle as its unit.
17. A quantity that has both size and direction.
19. The value that a function approaches to as the input approaches to a specific point.
20. How high or low a wave goes from its origin.
22. A tool that represents data in rows and columns.
23. A list of numbers that follows a pattern in order.
25. A tool to represent power of a number.
27. A ratio of opposite side and hypotenuse of a triangle.
28. A line that has a power to never let any other graph to touch it.

1. An expression with many terms added.
2. Set of all x values that is allowed in a function.
3. Measures how steep and the direction of a curve.
4. Branch of mathematics that studies graphs.
6. A mathematical statement that is self-evidently true.
7. An operation of multiplying a natural number by all numbers that is smaller.
9. States how many times to multiply a number by itself.
10. A curve that is shaped like an arc.
11. A tool to count the sum of quantities that keeps changing.
13. A number whose factors are only 1 and itself.
16. A mathematical statement that has been proven true through axioms or postulates.
18. States the common factor of 2 integers is only the number 1.
21. An expression with exactly 2 terms.
24. A positive integer greater than 1 that has more than 2 factors.
26. A curve that has 2 symmetric halves of double cones and is opposite of each other.