Using identities, find the square of the following number.

$52$

Also verify the result by finding the square using the usual method of multiplication.

Using identities, find the square of the following number.

$73$

Also verify the result by finding the square using the usual method of multiplication.

Using identities, find the square of the following number.

$61$

Also verify the result by finding the square using the usual method of multiplication.

Using identities, find the square of the following number.

$89$

Also verify the result by finding the square using the usual method of multiplication.

Using identities, find the square of the following number.

$96$

Also verify the result by finding the square using the usual method of multiplication.

Find the square of the following number:

$25$

Find the square of the following number:

$125$

Find the square of the following number:

$425$

Find the square of the following number:

$516$