AREA OF SURFACES - Practice Mode

1) What is the name called biggest chord of the circle?
Correct Answer: Diameter
2) What is the length of arc of a sector, whose perimeter is 64.8cm and radius is 12.4 cm?
Correct Answer: 40 cm
3) What is the length of arc of the sector whose radius is 15 cm and the intended angle is 30 Degree?
Correct Answer: 7.85 cm
4) What is the area of the sector, if the diameter is 12 cm and the angle is 60 Degree?
Correct Answer: 18.84 cm<sup>2</sup>
5) What is the area of the circle, if the circumference of the circle is 44cm?
Correct Answer: 154 cm<sup>2</sup>