Question

Which of the following pair(s) of circles have /as a common internal tangent? Select all that apply.

A and B
A and C
B and C

Answer 1

A and B, A and C

Explanation:

A and B touch at T same as A and C. The tangent is in between the two circles but through the touching points. B and C share the tangent but externally since at T it does not pass in between them.