Area of Surfaces MCQ with Answers

Area of Surfaces MCQ with Answers

6) What is the radius of the circle if the angle of sector is 90 Degree and the area of the sector is 196 cm²?

Answer is:

15.77 cm

7) What is the area of the sector, whose diameter is 40 mm and angle is 120 Degree?

Answer is:

418.66 mm²

8) What is the length of arc of a sector, whose radius is 15 cm and angle is 40 Degree?

Answer is:

10.4 cm

9) What is the length of arc of a sector whose radius is 3.6 cm and angle is 36 Degree?

Answer is:

2.26 cm

10) What is the area of the circle, whose diameter is 50 cm?

Answer is:

1963.5 cm²