Squares and Cubes Roots RS Aggarwal ICSE Class-8th Maths Goyal Brothers Prakashan Chapter-3. We provide step by step Solutions of Exercise / lesson-3 Squares & Squares Roots, Cubes & Cube Roots for ICSE Class-8  RS  Aggarwal Mathematics.

Our Solutions contain all type Questions with Exe-3 A, Exe-3 B, Exe-3 C, Exe-3 D,  Exe-3 E, Exe-3 F (MCQ)  and Mental maths to develop skill and confidence. Visit official Website CISCE for detail information about ICSE Board Class-8 Mathematics.

## Squares and Cubes Roots RS Aggarwal ICSE Class-8th Maths Goyal Brothers Prakashan Chapter-3

–: Select Topics :–

Exe-3 A,

Exe-3 B,

Exe-3 C,

Exe-3 D,

Exe-3 E,

Exe-3 F (MCQ) ,

Mental Maths

#### Square Root and Cube Root Table

Memorizing the squares and the square roots of the first few numbers are almost elementary and it can help you solve problems much faster rather than having to work it out. Following is square roots list of the first 10 numbers and Cube root list of the first 10 numbers.

### Square Root List

NUMBER SQUARE SQUARE ROOT
1 1 1.000
2 4 1.414
3 9 1.732
4 16 2.000
5 25 2.236
6 36 2.449
7 49 2.646
8 64 2.828
9 81 3.000
10 100 3.162

### Cube Root List

 Number Cube Cube root 1 1 1.000 2 8 1.260 3 27 1.442 4 64 1.587 5 125 1.710 6 216 1.817 7 343 1.913 8 512 2.000 9 729 2.080 10 1000 2.154

Exercise- 3 A, RS Aggarwal Squares & Squares RootsCubes & Cube Roots ICSE Class-8th Maths Goyal Brothers Prakashan Chapter-3

Question 1

Find the square root of the following numbers:

#### Question 2

using …………………….numbers

#### Question 3

show………………………..each.

#### Question 4

find ……….smallest…………..numbers.

#### Question 5

by which……………..roots

Question 6

the student……………….class

#### Question 7

in an auditorium……………………….row.

Question 8

Find the least square number which is exactly divisible by each of the number 8, 9, 10 , and 15

### Squares & Squares Roots, Cubes & Cube RootsExercise- 3 B of RS Aggarwal Solutions ICSE Class-8

#### Question 1

Given reason to show that none of the numbers given blew is a perfect square: square.

(i) 2162

(ii) 6843

(iii) 9637

(iv) 6598

(v) 640

(vi) 49000

(vii) 3600000

……………………

#### ……………………

Question 4

without adding find the sum :

(i) ………..

(ii) ………….

(iii) ……………….

#### Question 5

(i) express……………………….

(ii) express ………………. numbers

#### Question 6

write a Pythagorean … … ……………. member is.

#### Question 7

evaluate……………………..

(i)……………

(ii) ……………….

(iii) ………………..

(iv) ………………

(v) ………………

#### Question 8

using ……………………… evaluate

#### Question 9

Using ………………………… evaluate :

#### Question 11

state ……………………….false :

### Goyal Brothers RS Aggarwal , Squares & Squares Roots, Cubes & Cube RootsExercise- 3 C

#### Question 1

find …………………division method

(i)…………………

(ii)……………………

(iii)…………….

(iv)…………………..

(v)………………….

(vi)…………………..

(vii)……………….

(viii)……………….

#### Question 2

The area ………………………….perimeter

#### Question 3

find ……….least ………….root

#### Question 5

find ……….least …..6203……..root

#### Question 6

find ……….least ….7348………root

#### Question 8

find ……………….square

#### Question 9

Hence the least four digit number that is a perfect square = (32)² = 1024

Find the number by which 69192 must be

(i)………….

(ii)……………

(iii)…………….

(iv)……………..

### Exercise- 3 D, RS Aggarwal Squares and Cubes Roots ICSE Class-8th Maths Goyal Brothers Prakashan

#### Question 1

Find the square root of  :

(i)

(ii)

(iii)

(iv)

(v)

(vi)

#### Question 4

evaluate………………… two place of decimal.

if …………………..of x

find…………………..of

#### Question 8

find ……………………….of

#### Question 9

find…………………hence…………….

#### Question 10

evaluate…………………..

evaluate………………..

#### Question 12

Three fifth of trhe square of a certain number is 126.15. Find the number number

### RS Aggarwal ICSE Class-8th Maths Goyal Brothers Prakashan Exercise- 3 E,Squares and Cubes Roots

#### Question 1

find ………………..cube………

(i)………………….

(ii)……………..

(iii)………………..

(iv)……………….

(v)………………….

(vi)………………….

(vii)……………….

(viii)…………….

#### Question 2

examine…………………root.

#### Question 3

find ……………………cube

what………………….cube

#### Question 5

find ………………………cube.

find…………………….of

### Exe- 3 F MCQ of ICSE Class -8 Maths RS Aggarwal

choose the correct option in each of the following

#### Question 1

How many perfect square lie between 120 and 300 ?

if ……………………..is

#### Question 8

Which…………………….numbers

#### Question 12

the least………………………..is

#### Question 13

what………………………..square.

……………………….equal

#### Question 15

the…….greatest………………is

#### Question 16

a gardener……………….is

#### Question 18

by what ………………………..cube

#### Question 19

what is the smallest number by which 3600 be divided to make it a perfect cube ?

### Mental Maths, of Chap-3 RS Aggarwal ICSE Class-8 Maths

#### Question 1 to Question 2

fill in the blanks………….

–: End of Squares & Squares RootsCubes & Cube Roots Solutions :–

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