Three circles each of radius \(21 \ cm\) are drawn in such a way that each of them touches the other two. Estimate the area enclosed between these circles. [Use \(\sqrt{3} = 1.732\) and \(\pi =\frac{22}{7}\)]
Area enclosed between these circles \(=\) \(cm^2\).
Answer variants:
72.734
72.834
70.834
71.834