The circles having radii 1,2,3 touch each other externally then find the radius of the circle which cuts the three circles orthogonally.

The circles having radii 1, 2, 3 touch cach other externally then the radius of the circle which cuts three circles orthogonally is

Four circles each with radius 2 touch both axes then the radius of the largest circle touching all the four circles is

Circles having saem radii are ..

Two circles of radii 7 cm and 4 cm touch each other externally. Then the distance between their centres.

Circles with radii 3,4,5 are touching each other externally , If P is the point of intersection of tangents to these circles at their point of contact ,the distances of P from the points of contact is

Circles with radii 3,4,5 are touching each other externally . If P is the point of intersection of tangents to these circles at their points of contact, the distance of P from the point of contact is

Two circles of radii 5 cm and 3 cm touch each other internally. Then the distance between their centres.

Circles of radii 3,4,5 touch each other externally . Let P be the point of intersection of tangents of these circles at their points of contact .Show that the distance of P from a point of contact is sqrt5 .

The locus of the centre of a circle which touches two given circles externally is

In each of the following find the equation of the circle with centre (-2,3) and radius 4