# HSSlive: Plus One & Plus Two Notes & Solutions for Kerala State Board

## AP Board Class 8 Maths Chapter 6 Square Roots and Cube Roots Ex 6.1 Textbook Solutions PDF: Download Andhra Pradesh Board STD 8th Maths Chapter 6 Square Roots and Cube Roots Ex 6.1 Book Answers

 AP Board Class 8 Maths Chapter 6 Square Roots and Cube Roots Ex 6.1 Textbook Solutions PDF: Download Andhra Pradesh Board STD 8th Maths Chapter 6 Square Roots and Cube Roots Ex 6.1 Book Answers

## Andhra Pradesh State Board Class 8th Maths Chapter 6 Square Roots and Cube Roots Ex 6.1 Books Solutions

 Board AP Board Materials Textbook Solutions/Guide Format DOC/PDF Class 8th Subject Maths Chapters Maths Chapter 6 Square Roots and Cube Roots Ex 6.1 Provider Hsslive

## How to download Andhra Pradesh Board Class 8th Maths Chapter 6 Square Roots and Cube Roots Ex 6.1 Textbook Solutions Answers PDF Online?

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## AP Board Class 8th Maths Chapter 6 Square Roots and Cube Roots Ex 6.1 Textbooks Solutions with Answer PDF Download

Find below the list of all AP Board Class 8th Maths Chapter 6 Square Roots and Cube Roots Ex 6.1 Textbook Solutions for PDF’s for you to download and prepare for the upcoming exams:

Question 1.
What will be the units digit of the square of the following numbers?
(i) 39
(ii) 297
(iii) 5125
(iv) 7286
(v) 8742
Solution:

 Number Square of the units digIt Units digit of a squared number i) 39 92 = 9 x 9 = 81 1 ii) 297 72 = 7 x 7 = 49 9 Iii) 5125 52 = 5 x 5 = 25 5 iv) 7286 62 = 6 x 6 = 36 6 v) 8742 22 = 2 x 2 = 4 4

Question 2.
Which of the following numbers are perfect squares?
(i) 121
(ii) 136
(iii) 256
(iv) 321
(v) 600
Solution:

 Number Prime factorizatlon Perfect square numbersYes/No i) 121 121 = 11 x 11 = 112 yes ii) 136 136 = 8 x 17 = 2 x 2 x 2 x 17 No iii) 256 256 = 2 x 2 x 2 x 2 x 2 x 2 x 2 x 2 = 28 = (24)2 yes iv) 321 321 = 3 x 107 No v) 600 600 = 120 x 5 = 12 x 10 x 5 = 2 x 2 x 2 x 3 x 5 x 5 No

Question 3.
The following numbers are not perfect squares. Give reasons?
(i) 257
(ii) 4592
(iii) 2433
(iv) 5050
(v) 6098
Solution:
i) 257 → The units digit of the number is 7. So it is not a perfect square number.
ii) 4592 → The units digit of the number is 2. So it is not a perfect square number.
iii) 2433 → The units digit of the number is 3. So, it is not a perfect square number.
Iv) 5050 → The last two digits of the number are not two zero’s. So, it is not a perfect square number.
v) 6098 → The units digit of the number is 8. So It is not a perfect square number

Question 4.
Find whether the square of the following numbers are even or odd?
(i) 431
(ii) 2826
(iii) 8204
(iv) 17779
(v) 99998
Solution:

 Number Units digit of square of a number Even / Odd (i) 431 12 = 1 1 , odd (ii) 2826 62 = 36 6, odd (iii) 8204 42 = 16 6 , even (iv)17779 92 = 81 1 , odd (v) 99998 82 = 64 4 , even

Question 5.
How many numbers lie between the square of the following numbers
(i) 25; 26
(ii) 56; 57
(iii) 107;108
Solution:
The numbers lie between the square of the numbers are:
1) 25,26 → 2 x 25=50
ii) 56, 57 → 2 x 56 = 112
iii) 107, 108 → 2 x 107 = 214

Question 6.
Without adding, find the sum of the following numbers
(i) 1 + 3 + 5 + 7 + 9 =
(ii) 1 + 3 + 5 + 7 + 9 + 11 + 13 + 15 + 17 =
(iii) 1 + 3 + 5 + 7 + 9 + 11 + 13 + 15 + 17 + 19 + 21 + 23 + 25 =
Solution:
(i) 1 + 3 + 5 + 7 + 9 = (5)2 = 5 x 5 = 25
[∵ Sum of ‘n’ consecutive odd number = n2]
(ii) 1 + 3 + 5 + 7 + 9 + 11 + 13 + 15 + 17 = 92 = 9 x 9 = 81
(iii) 1 + 3 + 5 + 7 + 9 + 11 + 13 + 15 + 17 + 19 + 21 + 23 + 25 = 132 = 13 x 13 = 169

## Andhra Pradesh Board Class 8th Maths Chapter 6 Square Roots and Cube Roots Ex 6.1 Textbooks for Exam Preparations

Andhra Pradesh Board Class 8th Maths Chapter 6 Square Roots and Cube Roots Ex 6.1 Textbook Solutions can be of great help in your Andhra Pradesh Board Class 8th Maths Chapter 6 Square Roots and Cube Roots Ex 6.1 exam preparation. The AP Board STD 8th Maths Chapter 6 Square Roots and Cube Roots Ex 6.1 Textbooks study material, used with the English medium textbooks, can help you complete the entire Class 8th Maths Chapter 6 Square Roots and Cube Roots Ex 6.1 Books State Board syllabus with maximum efficiency.

## FAQs Regarding Andhra Pradesh Board Class 8th Maths Chapter 6 Square Roots and Cube Roots Ex 6.1 Textbook Solutions

#### Can we get a Andhra Pradesh State Board Book PDF for all Classes?

Yes you can get Andhra Pradesh Board Text Book PDF for all classes using the links provided in the above article.

## Important Terms

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