Question : Find the area of the sector of a circle with a radius of 4 cm containing an angle of 30°.

Option 1: 7.186 cm²

Option 2: 6.186 cm²

Option 3: 4.186 cm²

Option 4: 5.186 cm²

Question : A sector of a circle of radius 10 cm is formed at a 60° angle at the centre. What will be its area $($take $\pi=3.14)?$

Option 1: 52.33 cm²

Option 2: 75.28 cm²

Option 3: 60.67 cm²

Option 4: 55.00 cm²

Question : The area of a sector of a circle is 66 cm² and the angle of the sector is 60°. Find the radius of the circle.

Option 1: $5 \sqrt{15} \mathrm{~cm}$

Option 2: $6 \sqrt{14} \mathrm{~cm}$

Option 3: $7 \sqrt{19} \mathrm{~cm} $

Option 4: $3 \sqrt{14} \mathrm{~cm} $

Question : The area of a sector of a circle is 308 cm², with the central angle measuring 45°. The radius of the circle is:

Option 1: 14 cm

Option 2: 21 cm

Option 3: 7 cm

Option 4: 28 cm

Question : The area of a sector of a circle is 110 cm² and the central angle of the sector is 56°, what is the circle's radius? (Take $\pi=\frac{22}{7}$)

Option 1: 35 cm

Option 2: 20 cm

Option 3: 25 cm

Option 4: 15 cm