Question

JK, KL, and LJ are all tangent to circle O. JA = 12, AL = 11, CK = 13. What is the perimeter of triangle JKL?

Answer 1

72 
Using property :
Tangent drawn from same point are equal in length , we have
JA=JB , 
AL=AC,
CK=KB
hence perimeter = JA+JB+AL+AC+CK+KB=72 units