Question

what is 39 squared?

Answer 1

39 squared = 39²

'Squared' means to put to the power of 2.

39*39 = 1521

Answer:   39² or 1521

Answer 2

The answer is 1521 because when you square it, it will be 1521.
You can do 39 ×39 which is 1521.( $39^{2}$)