Shaalaa.com | Touching Circles
If two circles with radii 5 cm and 3 cm respectively touch internally, find the distance between their centres.
If two circles with radii 8 cm and 3 cm, respectively, touch internally, then find the distance between their centers.
How many common tangents can be drawn to two circles which touch each other internally?
(A) One (B) Two (C) Three (D) Four
Two circles of radii 5.5 cm and 4.2 cm touch each other externally. Find the distance between their centres.
Two circles having radii 3.5 cm and 4.8 cm touch each other internally. Find the distance between their centres.
If radii of two circles are 4 cm and 2.8 cm. Draw figure of these circles touching each other – (i) externally (ii) internally.