Squares and Squ...

Which of the following is a pythagorean triplet?

Check whether $1152$ is a perfect square. If not, then find the least number by which it should be divided so that, the quotient becomes a perfect square. Also, find the square root of the quotient.

Find the square root of each of the following correct to three places of decimal.
$17$
$1.7$
$2.5$
$\displaystyle\frac{7}{8}$

Find the least number which must be added to each of the following numbers so as to get a perfect square. Also, find the square root of the perfect square so obtained.
$525$
$1750$

What could be the possible one's digits of the square root of the following numbers?
$9801$
$99856$
$99800$
$657666025$

Which one of the following cannot be the square of a natural number ?

The square root of an odd number

Write a Pythagorean triplet whose one member is $16$ :

What is the smallest number by which 338 is multiplied or divided to make a perfect square?

Write a Pythagorean triplet whose one member is 14: