Question

12. AB and CD are two common tangents to circles which touch each other at C. If D lies
on AB such that CD = 4 cm, then AB is equal to
(a) 4 cm
(b) 6 cm
(c) 8 cm
(d) 12 cm​

Answer 1

Step-by-step explanation:

. AB and CD are two common tangents to circles which touch each other at C. If D lies

on AB such that CD = 4 cm, then AB is equal to

(a) 4 cm ✅✅✅✅✅

(b) 6 cm

(c) 8 cm

(d) 12 cm

Answer :- 4 cm

Explanation :-

Since,

AB= 4 cm

And it is given that

Both tangents are equal

AB = CD

Therefore,

CD= 4 cm