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A circular wire of diameter 10 cm is cut and placed along the circumference of a circle of diameter 1 metre. The angle subtended by the wire at the centre of the circle is equal to(A) \(\frac{\pi}4\) radian(B) \(\frac{\pi}3\) radian(C) \(\frac{\pi}5\) radian(D) \(\frac{\pi}{10}\) radian |
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Answer» (C) \(\frac{\pi}5\) radian A circular wire of diameter 10 cm is cut and placed along the circumference of a circle of diameter 1 metre. The angle subtended by the wire at the centre of the circle is equal to \(\frac{\pi}5\) radian |
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