Home | | Maths 7th Std | Exercise 5.2 (Pascal’s Triangle)

Information Processing | Term 2 Chapter 5 | 7th Maths - Exercise 5.2 (Pascal’s Triangle) | 7th Maths : Term 2 Unit 5 : Information Processing

Chapter: 7th Maths : Term 2 Unit 5 : Information Processing

Exercise 5.2 (Pascal’s Triangle)

7th Maths : Term 2 Unit 5 : Information Processing : Pascal’s Triangle : Exercise 5.2

Exercise 5.2

 

1. Complete the Pascal’s Triangle.


Solution:


 

2. The following hexagonal shapes are taken from Pascal’s Triangle. Fill in the missing numbers.


Solution:


 

3. Complete the Pascal’s Triangle by taking the numbers 1,2,6,20 as line of symmetry.


Solution:


 

4. The elements along the sixth row of the Pascal’s Triangle is

(i) 1,5,10,5,1

(ii) 1,5,5,1

(iii) 1,5,5,10,5,5,1

(iv) 1,5,10,10,5,1

Answer: (iv) 1, 5, 10, 10, 5, 1

 

5. The difference between the consecutive terms of the fifth slanting row containing four elements of a Pascal’s Triangle is

(i) 3,6,10,…

(ii) 4,10,20,…

(iii) 1,4,10,…

(iv) 1,3,6,…

Answer: (ii) 4, 10, 20,……… 

 

6. What is the sum of the elements of nineth row in the Pascal’s Triangle?

(i) 128

(ii) 254

(iii) 256

(iv) 126

Answer: (iii) 256

 

ANSWERS:

Exercise 5.2

1. 

2.  

3. 

Objective type questions      

4. (iv) 1,5,10,10,5,1

5. (ii) 4,10,20,...

6. (iii) 256


Tags : Information Processing | Term 2 Chapter 5 | 7th Maths , 7th Maths : Term 2 Unit 5 : Information Processing
Study Material, Lecturing Notes, Assignment, Reference, Wiki description explanation, brief detail
7th Maths : Term 2 Unit 5 : Information Processing : Exercise 5.2 (Pascal’s Triangle) | Information Processing | Term 2 Chapter 5 | 7th Maths


Privacy Policy, Terms and Conditions, DMCA Policy and Compliant

Copyright © 2018-2023 BrainKart.com; All Rights Reserved. Developed by Therithal info, Chennai.