Question
An equilateral triangle of side 6 cm is inscribed in a circle. Then radius of the circle is:
Answer: Option A
$$\eqalign{
& R = \frac{a}{{\sqrt 3 }} \cr
& R = \frac{6}{{\sqrt 3 }} \cr
& R = 2\sqrt 3 \,{\text{cm}} \cr} $$
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$$\eqalign{
& R = \frac{a}{{\sqrt 3 }} \cr
& R = \frac{6}{{\sqrt 3 }} \cr
& R = 2\sqrt 3 \,{\text{cm}} \cr} $$
Was this answer helpful ?
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