Question

if two circles are touching internally, how many common tangents of them can be drawn​

Answer 1

Answer:

When two circles touch each other internally 1 common tangent can be drawn to the circles. When two circles intersect in two real and distinct points, 2 common tangents can be drawn to the circles. When two circles touch each other externally, 3 common tangents can be drawn to the circles.

Answer 2

When two circles touch each other internally 1 common tangent can be drawn to the circles. When two circles intersect in two real and distinct points, 2 common tangents can be drawn to the circles. When two circles touch each other externally, 3 common tangents can be drawn to the circles

hope it helps.