Squares and Cubes Roots RS Aggarwal ICSE Class-8th Goyal Brothers

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 RootsCubes & Cube Roots Exercise- 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 2

……………………

……………………

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 RootsCubes & Cube Roots Exercise- 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.

Question 6

if …………………..of x

Question 7

find…………………..of

Question 8

find ……………………….of

Question 9

find…………………hence…………….

Question 10

evaluate…………………..

Question 11

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

Question 4

what………………….cube

Question 5

find ………………………cube.

Question 6

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 ?

Question 4

if ……………………..is

Question 8

Which…………………….numbers

Question 12

the least………………………..is

Question 13

what………………………..square.

Question 14

……………………….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………….

Answer

 

 

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

 

Return to- RS Aggarwal Solutions for ICSE Class-8 Goyal Brothers Prakashan


Thanks

 

Share with your friends

You might also like
Show Comments (6)