CSEC Additional Mathematics · 2013 · Paper 1 · Question Q28
What is the arc length, x, in metres, along the outer edge of the protractor in the region of angle AOB?
- (A)
\frac{\pi}{4} - (B)
\frac{3\pi}{8} - (C)
\frac{3\pi}{4} - (D)
\frac{\pi}{6}
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