Across
- 4. An equality of two ratio is called a
- 7. Any two sides with a common end – point are called the _________ sides.
- 8. If the sum of all the factors of a number is two times the number, then the number is called a _______ number.
- 9. A set of three consecutive prime numbers, differing by 2 is called a ___________ triplet.
Down
- 1. The number by which the dividend is divided is called the
- 2. The counting numbers 1, 2, 3, 4, _ _ _ _ _ _ _ _ are called __________ number.
- 3. A symbol having a fixed numerical value is called a
- 5. A curve which does not cut itself is called an _________ curve.
- 6. The fractions with different denominators are called ___________ fractions.
- 8. The fraction whose numerators are less than the denominators are called __________ fraction.