Concept of Square Root

Q. Square root of 729 is

1. 23
2. 27
3. 33

Q.

The value of $=\sqrt{1\frac{7}{9}}$ is equal to

1. $\frac{4}{3}$

2. $\frac{5}{3}$

3. $\frac{7}{3}$

4. $\frac{8}{3}$

Q.

The square root of 1.44 equals to

1. 1.24

2. 1.42

3. 1.4

4. 1.2

Q.

The value of $\sqrt{2\frac{1}{4}}$ is equal to

1. $\frac{3}{4}$

2. $\frac{9}{2}$

3. $\frac{3}{2}$

4. $\frac{9}{4}$

Q.

An army base has some soldiers, such that when they stand in rows and columns they form a square. More soldiers were added to the camp and now the number of rows and columns increased by 1. If there are 676 soldiers now, how many soldiers were added?

1. 54

2. 64

3. 51

4. 69

Q.

The value of $\sqrt{0.01}$ equals to

1. 1

2. 0.1

3. 0.2

4. 0.11

Q. Find the value of $\sqrt{144}+\sqrt{324}$

1. 30
2. 68
3. 180
4. 468

Q.

Find the number of steps required to find the square root of 169 by repeated subtraction method.

1. 9
2. 11
3. 13
4. 15

Q. Match the numbers with their square roots.

1. 252
2. 528
3. 649

Q. Find the square roots by the division method.

(15) 15625

Q.

The value of $\sqrt{484}$ is equal to

1. $=28$

2. $=22$

3. $=32$

4. $=38$

Q.

Match the following square numbers with their square roots.

$\begin{array}{cc}\text{Numbers}& \text{Square roots}\\ \text{1.}289& \text{a.}22\\ \text{2.}1225& \text{b.}17\\ \text{3.}196& \text{c.}35\\ \text{4.}484& \text{d.}14\end{array}$

1. $1-b2-c3-a4-d$
2. $1-b2-c3-d4-a$
3. $1-c2-b3-d4-a$
4. $1-b2-d3-c4-a$

Q.

Q. How to find out the square root of 1296.

Q. Find the square roots by the division method.

(5) 11449

Q. Find the square roots by the division method.

(4) 7921

Q.

square root of 546121 by long long division method

Q.

Find the square root of the following:-
$\sqrt{\left(1024\right)}$

1. 32

2. 38

3. 28

4. 22

Q. Find the square roots by the division method.

(13) 73441

Q. Which of the following is the square root of 289?

1. 13
2. 23
3. 27
4. 17

Q. $\sqrt{10}\times \sqrt{15}=$ ______

1. $6\sqrt{5}$
2. $5\sqrt{6}$
3. $25$
4. $10\sqrt{5}$

Q. Find the square root of $7744$ by the division method.

1. $82$
2. $88$
3. $92$
4. $98$

Q.

The value of $\sqrt{\frac{16}{25}}$ equals to

1. $\frac{4}{5}$

2. $\frac{4}{25}$

3. $\frac{16}{25}$

4. $\frac{2}{5}$

Q. Find the square roots by the division method.

(10) 13225

Q. What is the square root of 22500?

1. 150
2. 250
3. 350
4. 450

Q. Find the square roots by the division method.

(3) 6889

Q.

$\sqrt{\sqrt{1296}}$ =

1. 6

2. 32

3. 18

4. 8

Q. What is the value of $x$, if the product of 24 and 26 is written as $(x^2-1).$

1. 25

Q.

The value of $\sqrt{225}$ equal to

1. 12

2. 15

3. 18

4. 21

Q. Find the square roots of:

(i) $\frac{361}{484}$
(ii) $4\frac{21}{25}$
(iii) 9216
(iv) 72.25
(v) 3600