CBSE Class 8  Applications of Squares and Square Roots Videos
Applications of Squares and square roots
Finding the number which upon adding or subtracting gives a perfect square, practical uses of squares and square roots, finding smallest square number divisible by a given set of numbers
 36y^2 + 12y + 1
 find the smallest square number that is divisible by each of the numbers 7 , 15 and 21
 The area of a square field is 3249/529. Find the length of side of the field.
 By what least number should the given number be multiplied to get a perfect square number? In each case, find the number whose square is the new number : (i)3675 (ii)2156 (iii)3332 (iv)2925 (v) 9075 (vi) 7623 (vii) 3380 (viii)2475
 By what least number should the given number be multiplied to get a perfect square number? In each case, find the number whose square is the new number : (i)3675 (ii)2156 (iii)3332 (iv)2925 (v) 9075 (vi) 7623 (vii) 3380 (viii)2475

find the
 in a pond, a lotus flower bloomed one day.the second day,the number of flowers becomes two and the third day it becomes four.on the fourth day it becomes eight and this pattern continued.on the 15th day, the pond becomes half filled with lotus flowers.how many more days will it take for the pond to be fully flled with lotus flowers?state the number of flowers needed to fill the pond in exponential form. the area of a square field is 4096 metre squared.what is the lenght of each side?
 Find the smallest number by which 5103 must be divided to get a perfect square.
 Find the smallest number by which 882 must be multiplied so that the product becomes a perfect square.
 Is the number 2048 a perfect square? If not, then by which number it must be multiplied so as to get a perfect square.