WAEC - Further Mathematics (2008 - No. 13)
Express \(\frac{7\pi}{6}\) radians in degrees.
315°
210°
105°
75°
解释
\(\pi = 180°\)
\(\frac{7\pi}{6} = \frac{7 \times 180}{6} \)
= \(210°\)
\(\pi = 180°\)
\(\frac{7\pi}{6} = \frac{7 \times 180}{6} \)
= \(210°\)