Question

if a number has 1 or 9 in the units place then its square ends in​

Answer 1

Answer:

here's ur answer dude

Explanation:

If a number has 1 and 9 in unit place then it's square ends with digit 1.

hope it helps

Answer 2

Answer:

1

Explanation:

example, 19² = 361

21² = 441

pls mark as brainliest