Two circles with diameters 6 cm and 9 cm touch each other externally. Find the distance between their centres.

Two circles of radius 8.2 cm and 3.6 cm touch each other externally , the distance between their centres is …………

Two circles having radii 3 . 5 cm and 4 . 8 cm touch each other internally . Find the distance between their centres . Given : (i) Two circles with centres A and B touch each other internally at point P . (ii) Radius of circle with centre A is 4 . 8 cm . (iii) Radius of circle with center B is 3 . 5 cm . To Find : AB

Draw circle with diameter 8cm.

Two circle having radii 5 . 5 cm, 4 . 2 touch each other externally . Find distance between their centres ? Given : (i) Two circles with centres P and Q touch each other extaranlly at point R . (ii) Radius of circle with centre P is 5 . 5 cm (iii) Radius of circle with centre Q is 4 . 2 cm

Two circles with r_1=6.3cm and r_2=3.7cm touch externally. What is the distance between their centres?

Two circles of radii 5 cm and 3 cm touch externally . Find the distance between them.

Two circles of radii 5 . 5 cm and 3.3 cm respectively touch each other. What is the distance between their centres ?

Two circles with radii aa n db touch each other externally such that theta is the angle between the direct common tangents, (a > bgeq2) . Then prove that theta=2sin^(-1)((a-b)/(a+b)) .

Two circles of radii 4cm and 1cm touch each other externally and theta is the angle contained by their direct common tangents. Then sintheta is equal to (a) (24)/(25) (b) (12)/(25) (c) 3/4 (d) none of these