The diameters of two circles are `"3.5cm"` and `"6cm"` .Find the ratio of the area of the larger circle smaller circle.

Two concentric circles are of radii 5cm and 3cm. Find the length of the chord of the larger circle which touches the smaller circle.

Two concentric circles are of radii 5cm and 3cm. Find the length of the chord of the larger circle which touches the smaller circle.

The diameter of two circles are 32 cm and 24 cm. Find the radius of the circle having its area equal to sum of the areas of the two given circle.

Two concentric circles are of radii 6.5cm and 2.5cm . Find the length of the chord of the larger circle which touches the smaller circle.

Two concentric circles are of diameters 30cm and 18cm. Find the length of the chord of the larger circle which touches the smaller circle.

Two concentric circles are of diameters 30cm and 18cm. Find the length of the chord of the larger circle which touches the smaller circle.

Two concentric circles are of radii 5 cm and 3 cm. Find the length of the chord of the larger circle which touches the smaller circle.

Two concentric circle are of radii 5cm and 3cm. Find the length of the chord of the larger circle which touches the smaller circle.

Two concentric circles are of radii 5 cm and 3 cm. Find the length of the chord of the larger circle which touches the smaller circle.