Answer the following:In a circle of diameter 40cm, the length of chord is 20 cm.Find the length of the minor arc of the chord.

Area of sector of a circle of radius 15 cm is 30 cm^2 . Find the length of the arc of the sector.

Answer the following:The area of a circle is 81 pi sq.cm.Find the length of the arc subtending an angle of 300^@ at the centre and the area of the corresponding sector.

A sector is cut off from a circle of radius 21 cm. The angle of the sector is 120^(@) . Find the length of its arc and the area.

Solve the following:Find the area of a sector whose arc length is 30 pi cm and the angle of the sector is 40^@

The radius of a circle is 5 cm and the distance of a chord from the centre is 3 cm . Find the length of the chord.

Radius of a sector of a circle is 3.5 cm and length of its arc is 2.2 cm. Find the area of the sector.