The area of a sector of a circle of radius 8 cm, formed by an arc of length 4.6 cm, is ____.
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. 18.4 cm2
Given that
The radius of a sector (r) = 8 cm
The arc length of a sector (l) = 4.6 cm
Formula used
The area of a sector = lr/2
Calculation
Area = 4.6 × 8/2 = 18.4 cm2