Question And Answers

1. What is the name of our numeration system?
       The name of our numeration system is Hindu-Arabic system.

2. When did the system begin?
      The system began shortly before the third century when the Hindus invented the numbers.

3. When and when introduced the Hindu-Arabic system into Europe?
    Leonard Fibonacci introduced the Hindu-Arabic numeration system into Europe in the thirteenth century.

4. What is a numeral?
   A numeral is a symbol that represents a number.

5. What is a number?
   A number is a concept. It exists only in the mind.

6. What are pure numbers?
   Numbers that exist purely as numbers and do not represent amount of quantities are called pure numbers.

7. What is geometry?
   Geometry is a branch of mathematics that includes the study of shape ,size and properties of figures.

8. Who is called a geometer?
   A person who studies geometry is called a geometer or geometrician.

9. Who was the first female mathematician?
  The first known female mathematician was Hypatia of Alexandria.

10. What is a conjecture?
  A preposition that is still unproved is called a conjecture.

11. What is Gold back’s conjecture?
  Every even integer greater than 2 can be expressed as the sum of two primes.

12. What do Americans call a trapezium?
  Americans call a trapezoid to a trapezium.

13. What is analytic geometry?
  Analytic geometry is actually another name for co-ordinate geometry.

14. What are figurate numbers?
  Arrangements of dots to represent numbers as geometrical figures are called figurate numbers.

15. Who is called the father of trigonometry?
   Hipparchus, the Greek astrologer, mathematician is called the father of trigonometry.