The area of a sector of a circle of radius 16 cm cut off by an arc of length 18.5 cm is:

Correct option is A

Radius of the circle, r = 16 cm
Arc length, l = 18.5 cm

Formula used:
Area of a sector, A = ½ × r × l

Solution:
A = ½ × 16 × 18.5
= 8 × 18.5
= 148 cm²

Correct answer is (a) 148 cm²