NCERT Solutions for Class 8 Maths Exercise 6.2

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NCERT Solutions for Class 8 Maths Exercise 6.2 Class 8 Maths book solutions are available in PDF format for free download. These ncert book chapter wise questions and answers are very helpful for CBSE exam. CBSE recommends NCERT books and most of the questions in CBSE exam are asked from NCERT text books. Class 8 Maths chapter wise NCERT solution for Maths Book all the chapters can be downloaded from our website and myCBSEguide mobile app for free.

NCERT solutions for Class 8 Maths Squares and Square Roots Download as PDF

NCERT Solutions for Class 8 Maths Exercise 6.2

NCERT Solutions for Class 8 Maths Squares and Square Roots

Class –VIII Mathematics(Ex. 6.2)

NCERT SOLUTION

1. Find the squares of the following numbers:

(i) 32    

(ii) 35

(iii) 86

(iv) 93

(v) 71

(vi) 46

Ans. (i)

= 900 + 120 + 4 = 1024

 

(ii)

= 900 + 300 + 25 = 1225

 

(iii)

= 1600 + 960 + 36 = 7386

 

(iv)

= 8100 + 540 + 9 = 8649

 

(v)

= 4900 + 140 + 1 = 5041

 

(vi)

= 1600 + 480 + 36 = 2116


2. Write a Pythagoras triplet whose one member is:

(i) 6    

(ii) 14

(iii) 16

(iv) 18

Ans. (i) There are three numbers  and  in a Pythagorean Triplet.

Here,    

Therefore, Second number

Third number

Hence, Pythagorean triplet is (6, 8, 10).

 

(ii) There are three numbers

 and  in a Pythagorean Triplet.

Here,   

Therefore, Second number

Third number

Hence, Pythagorean triplet is (14, 48, 50).

 

(iii) There are three numbers  and  in a Pythagorean Triplet.

Here,   

Therefore, Second number

Third number

Hence, Pythagorean triplet is (16, 63, 65).

 

(iv) There are three numbers  and  in a Pythagorean Triplet.

Here,   

Therefore, Second number

Third number

Hence, Pythagorean triplet is (18, 80, 82).

NCERT Solutions for Class 8 Maths Exercise 6.2

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