If the length of an arc of a circle of radius r is equal to that of an arc of a circle of radius 2r, then the angle of the corresponding of the other circle. Is this statement false ? Why ?

If the length of an arc of a circle of radius a is equal to that of an arc of a circle of radius 2a, then the angle of the corresponding sector of the first circle is double the angle of the corresponding sector of the other circle. Is this statement false? Why?

The length of the arc of a quadrant of a circle of radius r is

Length of an arc of a sector of a circle of radius r and angle theta is

Length of the arc of a quadrant of a circle of radius 'r' is

The length of an arc of a circle of radius 25 cm is 32 cm. Find the angle subtended by the arc at the centre of the circle.

The length of an arc of a sector of angle theta^(@) of a circle with radius R is

The length of the radius of a circle is one-half the length of an arc of the circle . What is the radian measure of the central angle that intercepts that arc ?

What is the area of the sector of a circle whose radius r and length of the arc is l.