Question

Which of the following is not a perfect square?

a. 450
b.289
c.6400
d.2304

Answer 1

A. 450

Explanation:

`√(450) = 21.2132...\\√(289) = 17\\√(6400) = 80\\√(2304) = 48\\`

A would be the only option which is not a perfect square.