How many sectors are there in the following figure?
24
16
32
20
D. 20
The height and the slant height of a right circular cone are given as 3\(\sqrt{23}\) cm and 16 cm respectively. Approximating π by \( \frac{22}{7} \), find the curved surface area of the said cone.
328 cm²
339 cm²
352 cm²
372 cm²
C. 352 cm²