Question

Answer based on the following
Two circles of radii $8$ units and $4$ units are drawn. The distances between there centres is $20$ units.
What is the total number of direct common tangents to the circles?

• A. $0$
• B. $2$
• C. $3$
• D. $4$

Answer 1

Answer: (B)

$2$

Total 4 common tangents can be drawn out of which 2 are direct common tangents.

So, option B is correct.