1.

Consider a circle of radius R. what is the length of a chord which subtends an angle \[\theta \] at the centre?

A. \[2R\sin \left( \frac{\theta }{2} \right)\]
B. \[2R\sin \theta \]
C. \[2R\tan \left( \frac{\theta }{2} \right)\]
D. \[2R\tan \theta \]
Answer» B. \[2R\sin \theta \]


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