Telangana SCERT Solution Class VIII (8) Math Chapter 6 Square Roots and Cube Roots Exercise 6.3
(1) Find the square root of the following numbers by division method.
(i) 1089
(ii) 2304
(iii) 7744
(iv) 6084
(v) 9025
(2) Find the square root of the following decimal numbers.
(i) 2.56
(ii) 18.49
(iii) 68.89
(iv) 84.64
(3) Find the least number that is to be subtracted from 4000 to make it perfect square
(4) Find the length of the side of a square whose area is 4489 sq.cm.
(5) A gardener wishes to plant 8289 plants in the form of a square and found that there were 8 plants left. How many plants were planted in each row?
(6) Find the least perfect square with four digits.
(7) Find the least number which must be added to 6412 to make it a perfect square?
(8) Estimate the value of the following numbers to the nearest whole number
(i) √97
(ii) √270
(iii) √780