The maximum number of common tangents that can be drawn for two external touching circles is/are ___.
Only three tangents can be drawn passing through two external touching circles.
The maximum number of common tangents that can be drawn for two externally touching circles is/are ___.
The maximum number of common tangents that can be drawn to two given circles is
What is the maximum number of common tangents that can be drawn to two circles of different radii, touching each other internally?