1.Euclid's division lemma

3.Irrational and Rational Numbers

There are two types of Real numbers

Rational 

Irrrational

Rational numbers are of form p/q and terminating. Eg 5/7

 

Irrational numbers are repeated eg √2+5

Related Chapter Name

Chapter 2: Polynomial
Chapter 3: Pair Of Linear Equations In Two Variables
Chapter 4: Quadratic equations
Chapter 5: Arithmetic Progression
Chapter 6: Triangles
Chapter 7: Coordinate geometry
Chapter 8: Introduction to trigonometry
Chapter 9: Some Applications of trigonometry
Chapter 10: Circles
Chapter 11: Constructions
Chapter 12: Area Related to Circles
Chapter 13: Surface area and Volumes
Chapter 14: Statistics
Chapter 15: Probability