Question

The length of the side (in $cm$ ) of an equilateral triangle inscribed in a circle of radius $8cm$ is

• A. $16\sqrt{3}$
• B. $12\sqrt{3}$
• C. $8\sqrt{3}$
• D. $10\sqrt{3}$

Answer 1

Answer: (B)

Equal chords subtend equal angles at the centre $\left(2r\sin 60^{\circ }\right)$.