" The radius of the circle whose arc of length "15 pi cm" makes an angle of "(3 pi)/(4)" radian at the centre is "

The radius of the circle whose arc of length 15\ pi cm makes an angle of (3pi)/4 radians at the centre is

The radius of the circle whose are of length 15 pi cm makes an angle of 3 pi/4 radius at the centre is 10cm b.20cm c.11(1)/(4)cm d.22(1)/(2)cm

The radius of the circle whose arc of length 15 km makes an angle of 3/4 radian at the centre ,is :

The radius of a circle whose arc of length 20pi subtends an angle of (2pi)/3 radians at the centre is:

Arc of length 15pi subtends an angle (3pi)/4 at centre then radius r = .........cm

Find the radius of the circle if length of the arc is 4pi cm and angle made by the arc at the centre is 40^@ . Find the area of the sector made by the arc.

In a circle with radius 3 cm an arc of length 1 cm subtends an angle of measure ……… at the centre of the circle.

Find the area of the sector and length of the arc subtended by a central angle of (2pi)/(3) radians in a circle whose radius is 6 inches.