Area, SM-Bank 010 A square has an area of 169 square centimetres. What is the perimeter? (2 marks) --- 4 WORK AREA LINES (style=lined) --- Show Answers Only \(52\ \text{cm}\) Show Worked Solution \(\text{Let}\ \ s=\text{side length of the square}\) \(\text{Area:}\rightarrow\ \ s^2\) \(=169\) \(s\) \(=\sqrt{169}\) \(=13\ \text{cm}\) \(\therefore\ \text{Perimeter}\) \(=4\times 13\) \(=52\ \text{cm}\)