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

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 : 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 : Find the area of the sector of a circle with a radius of 5 cm and an angle of 60° (rounded off to one decimal).

Option 1: 12.8 cm²

Option 2: 14.1 cm²

Option 3: 13.1 cm²

Option 4: 15.1 cm²

Question : The area of a sector of a circle is 88 sq. cm., and the angle of the sector is 45°. Find the radius of the circle. (Use $\pi=\frac{22}{7}$)

Option 1: $3 \sqrt{ 11} \mathrm{~cm}$

Option 2: $4 \sqrt{ 14} \mathrm{~cm}$

Option 3: $6 \sqrt{ 13} \mathrm{~cm}$

Option 4: $5 \sqrt{ 14} \mathrm{~cm}$