Question

List the perfect squares between 100 and 500 that are even numbers.

Answer 1

The perfect squares between 100 and 500 are:

100 (10²)

121 (11²)

144 (12²)

169 (13²)

196 (14²)

225 (15²)

256 (16²)

289 (17²)

324 (18²)

361 (19²)

400 (20²)

441 (21²)

and

484 (22²) .

The squares of odd numbers are odd.
The squares of even numbers are even.