[" 20.Two circles of radii "10cm" and "8cm" intersect each other and the length of common chord is "12cm,f" ."],[" the distance between their centres is "]

Two circles of radii 10cm and 8cm intersect and the length of the common chord is 12cm. Find the distance between their centres.

Two circles of radii 15 cm and 10 cm intersecr each and the length of their common chord is 16 cm. What is the distance (in cm) between their centres ?

Two equal circles of radius 10 cm intersect each other and the length of their common chord is 12 cm . Find the distance between the centre of the circle .

Two each circles of radius 13 cm intersect each other and the length of their common chord is 10 cm. find the distance between the centre of the circle.

Two equal circles with radius 10cm. Intersect each other and the length of their common chord is 12cm. Find the distance between two centres of two cricles.

Two circles of radii 10 cm and 17 cm . Intersecting each other at two points and the distances between their centres is 21 cm . Find the length of the common chords.

Two circles of same radius 5 cm, intersect each other at A and B. If AB = 8 cm, then the distance between the centres is :

Two circles of same radius 5 cm, intersect each other at A and B. If AB = 8 cm, then the distance between the centres is