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The radian measure of an angle of 75° is(A) \(\frac{5\pi^c}{12}\)(B) \(\frac{\pi^c}{12}\)(C) \(\frac{4\pi^c}{3}\)(D) \(\frac{7\pi^c}{12}\) |
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Answer» (A) \(\frac{5\pi^c}{12}\) 1° = \((\frac{\pi}{180})^c\) ∴ 75° = \((75\times\frac{\pi}{180})^c\) = \(\frac{5\pi^c}{12}\) |
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