MATH MANIA!!!

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Across
  1. 3. A 2-dimensional shape with 2 or more sides.
  2. 4. Numbers in square root form.
  3. 7. A symbol, often an alphabet, that is used to represent another value.
  4. 11. The power of a number, denoted by a small digit to the top right of a number.
  5. 12. A number expressed as a smaller number multiplied by a power of 10.
  6. 13. A 3-dimensional shape with 6 faces, 12 edges, and 8 vertices.
  7. 14. Calculating something approximately, not the exact value, just an __________ of the actual value.
  8. 16. The number that is being multiplied by itself in an exponent.
  9. 17. A statement that shows two mathematical expressions that are equal on both sides. Separated by '=' sign.
  10. 18. When the two halves of an object are completely proportionate to one another. When an object looks exactly the same when it is flipped.
  11. 19. A part/parts of a whole. Represented by a numerator upon a denominator.
Down
  1. 1. A polynomial with only a single term.
  2. 2. The digits in a number that are considered "important".
  3. 5. A 2-dimensional shape with four sides.
  4. 6. Usually the amount of extra money charged on a loan at a given rate for a period of time.
  5. 8. A polynomial with three terms.
  6. 9. A value expressed as a fraction out of 100.
  7. 10. The square ____ or cube ____ of a number. For example, the square ____ of 9 is 3.
  8. 15. The limits of accuracy, the upper and lower ______.
  9. 16. A polynomial with two terms.