Class 9 Text Book Solutions

April 5, 2025

Chapter 12 STATISTICS Solutions

Q1. A survey conducted by an organisation for the cause of illness and death among the women between the ages 15–44 (in years) worldwide, found the […]
April 5, 2025

Chapter 6 LINES AND ANGLES Solutions

Exercise 6.1 Q1. In Fig. 6.13, lines AB and CD intersect at O. If ∠AOC +∠BOE = 70° and ∠BOD = 40°, find ∠BOE and reflex […]
April 5, 2025

Chapter 7 TRIANGLES Solutions

Exercise 7.1 Q1. In quadrilateral ACBD, AC = AD and AB bisects ∠ A. Show that ∆ ABC ≅ ∆ ABD. What can you say about […]
April 5, 2025

Chapter 4 STRUCTURE OF THE ATOM Solutions

Table of contents Page No. 39 Q1. What are canal rays?Ans: Canal rays are a type of positively charged radiation discovered by E. Goldstein in 1886. They are […]
April 5, 2025

Chapter 6 TISSUES Solutions

Table of contents Page No. 61 Q1. What is a tissue?Ans: A group of cells that are similar in structure and/or work together to achieve a particular […]