If the area of a square is $49{\text{ cm}}^2$, what is its perimeter?

Step-by-step solution

1. Area of a square is $s^2$, so $s=\sqrt{49}=7$ cm.
2. Perimeter of a square is $4s$, so $4\times 7=28$ cm.

Concept tested: Area to side to perimeter

Published 1 October 2026 · How this solution was prepared and checked