RS Aggarwal Class 8 Solutions Chapter 3 Squares and Square Roots Ex 3H

These Solutions are part of RS Aggarwal Solutions Class 8. Here we have given RS Aggarwal Solutions Class 8 Chapter 3 Squares and Square Roots Ex 3H.

Other Exercises

Question 1.
Solution:
5478 as it has 8 at in the end (c)

Question 2.
Solution:
2222 as it has 2 in the end (d)

Question 3.
Solution:
1843 as it has 3 in the end (a)

Question 4.
Solution:
4787 as it has 7 in the end (b)

Question 5.
Solution:
81000 as it has an odd number of zeros at its end (c)

Question 6.
Solution:
8, as the number with 8, in the end, cannot be a perfect square. (d)

Question 7.
Solution:
The square of a proper fraction is smaller than the given fraction. (b)

Question 8.
Solution:
1 + 3 + 5 + 7 + … to n terms when n is an odd is equal to n² (c)
Sum of first n odd natural numbers is n²

Question 9.
Solution:
Answer = (d)
(8)² + (15)²
= 64 + 225
= 289 = (17)²

Question 10.
Solution:
Answer = (c)
RS Aggarwal Class 8 Solutions Chapter 3 Squares and Square Roots Ex 3H Q10.1
7 must be subtracted

Question 11.
Solution:
Finding the square root of 526 by division method
RS Aggarwal Class 8 Solutions Chapter 3 Squares and Square Roots Ex 3H Q11.1
We get remainder = 41
Now (22)² = 484 and (23)² = 529
The least number to be added = 529 – 526 = 3 (a)

Question 12.
Solution:
Finding the square root of 15370 by division method
We get remainder = 261
Now (123)² = 15129
and (124)² = 15376
The least number to be added
= 15376 – 15370 = 6 (b)

Question 13.
Solution:
Answer = (d)
RS Aggarwal Class 8 Solutions Chapter 3 Squares and Square Roots Ex 3H Q13.1

Question 14.
Solution:
√0.1 = 0.316 (c)
RS Aggarwal Class 8 Solutions Chapter 3 Squares and Square Roots Ex 3H Q14.1

Question 15.
Solution:
Answer = (b)
\(\sqrt { 0.9\times 1.6 } \)
= \(\sqrt { 1.44 } \)
= \(\sqrt { 1.2\times 1.2 } \)
= 1.2

Question 16.
Solution:
Answer = (c)
RS Aggarwal Class 8 Solutions Chapter 3 Squares and Square Roots Ex 3H Q16.1

Question 17.
Solution:
\(\sqrt { 2\frac { 1 }{ 4 } } \)
= \(\sqrt { \frac { 9 }{ 4 } } =\frac { 3 }{ 2 } \)
= \(1\frac { 1 }{ 2 } \) (b)

Question 18.
Solution:
We know that the square on an even number is also an even number. 196 is the square of an even number (a)

Question 19.
Solution:
We know that the square of an odd number is also an odd number
RS Aggarwal Class 8 Solutions Chapter 3 Squares and Square Roots Ex 3H Q19.1
1369 is an odd number

Hope given RS Aggarwal Solutions Class 8 Chapter 3 Squares and Square Roots Ex 3H are helpful to complete your math homework.

If you have any doubts, please comment below. Learn Insta try to provide online math tutoring for you.