Question

What is the approximate length of arc s the Circle? o

Answer 1

$arc \ length= \pi r ( \frac{C}{180} ) \ \ \ \ [C= central \ angle, \ r=radius, \pi \approx3.1415] \\ \\ arc \ S=3.1415\cdot15 \cdot\frac{200}{180}\approx 52.36 \ in$