Algebra Final

4. a long narrow mark or band
7. A curve usually expressed in polar coordinates that resembles a figure eight.
9. The study of geometric figures in two dimensions (plane geometry) and three dimensions (solid geometry). It includes the study of points, lines, triangles, quadrilaterals, other polygons, circles, sp
12. An equation, graph, or data that can be modeled by a degree 2 polynomial
14. Another word for average. Mean almost always refers to arithmetic mean. In certain contexts, however, it could refer to the geometric mean, harmonic mean, or root mean square.
15. Corresponding in size or amount to something else
19. An assertion that can be proved true using the rules of logic. A theorem is proven from axioms, postulates, or other theorems already known to be true
21. A set of ordered pairs
23. Straight up and down
25. The part left over after long division

1. A polygon with seven sides
2. Two distinct coplanar lines that do not intersect
3. The mathematics of working with variables
5. The result of dividing two numbers or expressions. For example, the 40 divided by 5 has a quotient of 8
6. A polyhedron with eight faces
8. A mathematical sentence built from expressions using one or more of the symbols <, >, ≤, or ≥.
10. The product of a given integer and all smaller positive integers.
11. Half a circle. That is, a 180°
13. line segment between two points on the circle or sphere which passes through the center
16. The distance around the outside of a plane figure. For a polygon, the perimeter is the sum of the lengths of the sides.
17. The top part of a fraction
18. A geometric figure in three dimensions excluding interior points, if any
20. A polygon with six sides.
22. Like a line. A description of any graph or data that can be modeled by a linear polynomial
24. The matrix formed by taking the transpose of the cofactor matrix of a given original matrix