True and False Statements In a circle of diameter \( 42 \mathrm{~cm} \), an arc subtends an angl...

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True and False Statements
In a circle of diameter \( 42 \mathrm{~cm} \), an arc subtends an angle of \( 60^{\circ} \) at the centre, the length of the arc is 18 \( \mathrm{cm} \).
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