Pascal's triangle

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Across
  1. 3. What does Pascal's triangle mostly consist of?
  2. 5. The _________ sequence appears in Pascal’s triangle.
  3. 7. The triangle is ___________.
  4. 8. If you toss a coin three times, there are _____ possible outcomes.
  5. 9. You can use binomial ____________ to calculate the total number of different combinations.
Down
  1. 1. The sum of each row in Pascal's triangle is a _____ of 2.
  2. 2. The triangle can be used for calculating ___________ and statistics.
  3. 4. What kind of triangle is Pascal's triangle?
  4. 6. Pascal's triangle has numerous ________.