Circles, SM-Bank 020 Use a calculator to evaluate \(2\large\pi r\) correct to 1 decimal place, when \(\large r\)\(=2.1\). (2 marks) --- 2 WORK AREA LINES (style=lined) --- Show Answers Only \(13.2\ (1\ \text{d.p.})\) Show Worked Solution \(2\pi r\) \(=2\times \pi\times 2.1\) \(=13.194\dots\) \(=13.2\ (1\ \text{d.p.})\)