question_answer

The radius of the circle, in which an equilateral triangle of side 16 cm is inscribed, is _______

A) \[\frac{8\sqrt{3}}{3}\]cm           

B)  \[\frac{16\sqrt{3}}{3}\text{ cm}\]

C)  \[8\sqrt{3}\text{ cm}\]                                                  

D) \[\frac{2\sqrt{3}}{3}\text{ cm}\]

E)  None of these