WORD PUZZLE

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Across
  1. 2. Who is the father of mathematics?
  2. 4. is the only number that does not have its Roman numeral?
  3. 6. do you call the circles with the same center?
  4. 9. is the name of the symbol used in the division?
  5. 10. do you call the two consecutive primes that differ by two?
  6. 11. An object is thrown in air. After a while, it falls back to Earth. The flight path of the object traces what shape?
Down
  1. 1. does the quantity 1.618 represent ?
  2. 3. does the term “Giga” refer to?
  3. 5. invented calculus?
  4. 7. is a mathematical statement that says two expressions are equal.
  5. 8. number of 400
  6. 10. one angle of a triangle is equal to the other two, then what is the triangle called?