Question

Given: Circle A externally tangent to Circle B.

A common internal tangent is

Answer 1

line r
line s
or
segment AB

Answer 2

hmm what's a tangent?

Answer 3

@jdoe0001 Making contact at a single point or along a line; touching but not intersecting.

Answer 4

anyhow, the common tangents will be line "r" and line "s"
both are tangents to circles A and B

but line "s" is external
line "r" will be internal, in between

Answer 5

therefore the common internal is line r?

Answer 6

@jdoe0001

Answer 7

yes