Math Crossword

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Across
  1. 2. the value of sin A or cos A never exceeds ____
  2. 7. substitution method and elimination method are ______ methods
  3. 8. a line that intersects the circle at only one point
  4. 9. the formula of CSA and TSA of a solid are the same
  5. 12. numbers that are non terminating and non recurring are called _____ numbers
  6. 13. the fixed number d is called common _____
  7. 14. a _______ is acceptable only if it is either always true or always false
Down
  1. 1. the pair of equations are _____ if the lines coincide
  2. 3. theoretical probability is also called ______ probability
  3. 4. all the _______ figures are similar but the converse is not true
  4. 5. the height/length of an object orthe distance between two objects can be determined with the help of trigonometric _____
  5. 6. the mean for grouped data can be found by the direct method, the assumed mean method and the step ______ metod
  6. 10. the line of _______ is the line drawn from the eye of an observer to the point in the object viewed by the observer
  7. 11. the graph of a linear equation is called