The angular subtended at the centre of the circle by an arc of length equal to the radius of circle is

Assertion : Radian is the unit of distance. Reason : One radian is the angle subtended at the centre of a circle by an arc equal in length to the radius of the circle.

The angle subtended at the centre of a circle , by a chord whose length is equal to the radius of the circle will be

The radian measure of the angle, subtends at the centre of a circle by an arc whose length is twice the diameter of the circle, is

Find the radians and degrees, the angle subtended at the centre by an arc whose length is 15cms, if the radius of the circle is 25cms.

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 5cm by an arc of length (5 pi/3)cm.

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

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

In the adjoining figure, Point O is the centre of the circle. Length of chord AB is equal to the radius of the circle. Find m(arc AB)