Algebra 2 Vocabulary

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Across
  1. 1. Formula a formula to find the midpoint between two points.
  2. 5. A specified amount in or for every hundred (ex. 95% 16%)
  3. 7. Sequence a sequence of numbers where each term after the first is found by multiplying the previous term by a fixed number (ex, 1, 2, 4, 8…)
  4. 9. A symbol usually a letter, standing in for an unknown numerical value in an equation (ex. x, y)
  5. 11. numerical measure of a lines inclination relative to the horizontal (ex. y2-y1/x2-x1)
  6. 13. Theorem a theorem that the square of the hypotenuse of a right triangle is equal to the sum of the squares of the legs. (ex )
  7. 15. angles each of the pairs of opposite angles made by two intersecting lines
  8. 16. Ratio the amount multiplied between each term in a geometric sequence(ex, 1, 2, 4, 8… 1x2=2 2x2=4 4x2=8)
  9. 17. (a scalar value that is a function of the entries of a square matrix (ex. 2x2, 4x4)
  10. 18. An ordered list of numbers (ex. 3,5,7,9…)
  11. 19. A numerical quantity that is not a whole number (ex. 1/2, 1/4)
  12. 20. Equations An algebraic equation in which each term has an exponent of 1 and the graphing of the equation results in a straight line (ex. y=-x+2)
Down
  1. 2. Numbers Any real number that cannot be expressed as the quotient of two integers(ex. Pi, square root of 2)
  2. 3. A whole number, a number that is not a fraction (ex. 1, 10, 25)
  3. 4. Numbers Any positive number that does not include a fraction or decimal (ex. 0, 1, 10)
  4. 6. Formula a formula used to find the distance between to points
  5. 8. Sequences a sequence in which the difference between consecutive terms is always the same (ex. 4, 7, 10, 13…)
  6. 10. The number or variable that is being multiplied by itself in relation to its exponent (ex. 5 to the power of 2)
  7. 12. Difference the constant amount of change between numbers in an arithmetic sequence (ex. 2, 4, 6, 8…. 2+2=4 4+2=6 6+2=8)
  8. 14. Numbers All whole numbers but 0 (ex. 1, 2, 3, 4, 5…)