mathematics

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Across
  1. 2. 5+3 and 4+4. These two equations are ...
  2. 5. the numbers which we use to count in everyday life
  3. 6. you have the number which is <0 and under the root. how do you name this number?
  4. 9. it is the name of the strategy how to identify the area of triangle which has got on angle which equal to the 90 degree
  5. 12. in the ... we use > <
  6. 14. the area of numbers which define the value of an argument
  7. 15. the inverse function of the 'sin'
Down
  1. 1. in which sphere can we face the sinus shedule?
  2. 3. x;y;z
  3. 4. the inverse function of the 'cos'
  4. 7. it is the type of limit which is "cool"
  5. 8. it is one of the axes which identifies the 'X'
  6. 10. the sum of all angles equal to the 180 degree (name this figure)
  7. 11. it consists of 'm' lines and 'n' columns
  8. 13. how can we name 'mathematics' shorter ?