1.

240° is equal to(A) \((\frac{4\pi}3)^c\)(B) \((\frac{3\pi}4)^c\)(C) \((\frac{4\pi}3)'\)(D) \((\frac{3\pi}4)"\)

Answer»

(A) \((\frac{4\pi}3)^c\) 

240° = \((240\times\frac{\pi}{180})^c\)

\((\frac{4\pi}3)^c\)



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