What is the angle subtended at the centre of a circle of radius 6 cm by an arc of length `3\ pi\ c m` ?

What is the angle subtended at the centre of a circle of radius 10 cm by an arc of length 5 pi cm?

What is the angle subtended at the centre of a circle of radius 5cm by an arc length 4pi cm?

Find the angle subtended at the centre of a circle of radius 5cm by an arc of length (5 pi/3)cm.

The angle subtended at the centre of a circle of radius 3 cm by an arc of lenhgth 1 cm is :

Find the angle subtended at the centre of a circle of radius 5 cm by an arc of length (5pi//3)c m .

Find the angle subtended at the centre of a circle of radius 'a' by an arc of length (a pi/4)

Find the angle subtended at the centre of a circle of radius ' a ' by an arc of length (api//4) .

Find the degree measure of the angle subtended at the centre of a circle of radius 100 cm by an arc of length 22 cm (Use pi = (22)/(7) ).

Find the degree measure of the angle subtended at the centre of a circle of radius 100 cm by an arc of length 22 cm (Use pi = (22)/(7) ).