Chapter 6 – Squares and Square Roots

The square root of 169 is

What could be the possible “one’s digit” of the square root of 625?

Sum of squares of two numbers is 145. If square root of one number is 3, find the other number.

The square root of 1.21 is

How many numbers lie between square of 12 and 13

Which is the greatest three-digit perfect square?

How many natural numbers lie between 92 and 102?

The largest perfect square between 4 and 50 is

Sum of squares of two numbers is 145. If square root of one number is 3, find the other number.

Find the square of 39.

Find the least number that must be subtracted from 5607 so as to get a perfect square.

What is smallest number with which 5400 may be multiplied so that the product is perfect cube?

What is the length of the side of a square whose area is 441 cm2 ?

Which of the following are the factors of ac+ ab + bc + ca

Find the greatest 4-digit number which is a perfect square.

Without doing any calculation, find the numbers which are surely perfect squares.

Find the perfect square numbers between 30 and 40.

Without adding,find the sum of 1+3+5+7+9+11+13+15+17+19

What will be the number of digits in the square root of 1296?

If a number has 1 or 9 in the unit’s place, then it’s square ends in ________.

The square of 23 is :

Which of the following would end with digit 1?

23. The Pythagorean triples whose smallest number is 8:

24. Which of the following is a perfect square?

25. Which of the following will have 6 at unit place?

26. If 5278 is squared, then what will be at unit place?

27. What will be the number of zeros in square of 400?

28. How many natural numbers lie between 92 and 102?

29. What is the sum of first four odd natural numbers?

30. The value of 92 – 1 is equal to: