S.K.NEET

The Chart of

Square and Square Roots

TYPE - 3

Question 1 :

Find the least number which must be added to 8400 to obtain a perfect square. Find this perfect square and its square root.

 (i) 225
(ii) 441
 

Formulae used :

Distance Formula to find distance between two points (x1,y1) and (x2,y2) is :             D = √[(x2 – x1)2 + (y2 – y1)2 ]

Solution :

Sol. (i) Here x1 = 2, y1 = 3, x2 = 4 and y2 = 1
         ∴ The required distance
         

Classwork Questions

( R S Agarwal )

Q.1. Find the least number which must be added to 8400 to obtain a perfect square. Find this perfect square and its square root.

 (i) 225
(ii) 441
 

Answer

 (i) 225
(ii) 441
 

Homework Questions

( R S Agarwal )

Q.1. Find the least number which must be added to 8400 to obtain a perfect square. Find this perfect square and its square root.

 (i) 225
(ii) 441
 

Answer

 (i) 225
(ii) 441
 

CBSE Questions

Q.1. Find the least number which must be added to 8400 to obtain a perfect square. Find this perfect square and its square root.

 (i) 225
(ii) 441
 
 
 

Answer

 (i) 225
(ii) 441
 

NCERT Questions

Q.1. Find the least number which must be added to 8400 to obtain a perfect square. Find this perfect square and its square root.

 (i) 225
(ii) 441
 

Answer

 (i) 225
(ii) 441
 

Olympiad Questions

Q.1. Find the least number which must be added to 8400 to obtain a perfect square. Find this perfect square and its square root.

 (i) 225
(ii) 441
 
 
 

Answer

 (i) 225
(ii) 441
 

MCQ Questions

Q.1. Find the least number which must be added to 8400 to obtain a perfect square. Find this perfect square and its square root.

 (i) 225
(ii) 441
 
 

Answer

 (i) 225
(ii) 441
 
 
 

Fill in the blanks

Q.1. Find the least number which must be added to 8400 to obtain a perfect square. Find this perfect square and its square root.
 (i) 225
(ii) 441
 

Answer

 (i) 225
(ii) 441