Crossword for 10th

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Across
  1. 5. an event having only one outcome of the experiment is
  2. 6. is a set of outcomes
  3. 10. an event that has no chance of occurring is
  4. 12. a polynomial of degree two is called
  5. 14. all the angles are smaller than 90 degrees
  6. 15. the sum of the probabilities of all the elementary events of an experiment is
  7. 16. a polynomial whose degree is one is called
Down
  1. 1. all the three sides of a triangle are equal and each angle measures 60 degrees
  2. 2. is a result of a random experiment
  3. 3. all the three sides of the triangle are of different measure
  4. 4. the branch of mathematics that measures the uncertainty of the occurrence of an event using numbers is
  5. 6. probability a trial of probability is when the experiment is performed once
  6. 7. any two sides of the triangle are of equal length
  7. 8. any one of the three angles is equal to 90 degrees
  8. 9. one of the angles is greater than 90 degrees
  9. 11. an event that has a 100% probability of occurrence is
  10. 13. a polynomial of degree three is called