Algebra Final

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Across
  1. 3. The product of a given integer and all smaller positive integers.
  2. 6. The distance around the outside of a plane figure. For a polygon, the perimeter is the sum of the lengths of the sides.
  3. 7. A polyhedron with eight faces
  4. 9. a long narrow mark or band
  5. 12. Half a circle. That is, a 180°
  6. 13. 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
  7. 14. 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
  8. 15. An equation, graph, or data that can be modeled by a degree 2 polynomial
  9. 20. The mathematics of working with variables
  10. 21. The top part of a fraction
  11. 22. The matrix formed by taking the transpose of the cofactor matrix of a given original matrix
  12. 23. A set of ordered pairs
  13. 25. A polygon with seven sides
Down
  1. 1. The result of dividing two numbers or expressions. For example, the 40 divided by 5 has a quotient of 8
  2. 2. A geometric figure in three dimensions excluding interior points, if any
  3. 4. A curve usually expressed in polar coordinates that resembles a figure eight.
  4. 5. Corresponding in size or amount to something else
  5. 8. 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.
  6. 10. A mathematical sentence built from expressions using one or more of the symbols <, >, ≤, or ≥.
  7. 11. line segment between two points on the circle or sphere which passes through the center
  8. 16. The part left over after long division
  9. 17. Two distinct coplanar lines that do not intersect
  10. 18. A polygon with six sides.
  11. 19. Straight up and down
  12. 24. Like a line. A description of any graph or data that can be modeled by a linear polynomial