The area of the sector of a circle with radius 4 cm and an angle of 30° is (take π = 3.14):
Show answer & explanation
Correct answer: A
Explanation
The correct answer is Option 1 i.e. 4.19 cm2.
Sector area = (θ/360) × πr2
= (30/360) × 3.14 × (4)2
= (1/12) × 3.14 × 16
= 4.19 cm2