Question

Is 36 a perfect square?

Answer 1

Yes. `36=6^2`

Explanation:

Perfect squares are natural numbers `m` such that there is another natural number `n` with the property that `n^2=m`.

The first twenty perfect squares are:

`1^2=1`, `2^2=4`, `3^2=9`, `4^2=16`, `5^2=25`, `6^2=36`, `7^2=49`, `8^2=64`, `9^2=81`, `10^2=100`, `11^2=121`, `12^2=144`, `13^2=169`, `14^2=196`, `15^2=225`, `16^2=256`, `17^2=289`, `18^2=324`, `19^2=361`, and `20^2=400`.