Question 61
If the length of a chord of a circle is equal to that of the radius of the circle, then the angle subtended, in radians, at the centre of the circle by chord is
Solution
As the length of a chord of a circle is equal to that of the radius of the circle, thus triangle formed will be equilateral triangle.
Thus, the three angles will be equal to $$60^\circ$$
= $$\frac{\pi}{3}$$
=> Ans - (C)
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