Wahl421 Wahl421

06-01-2017
Mathematics

contestada

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

A. 46 units
B. 72 units
C. 50 units
D. 36 units

JK KL and LJ are all tangent to circle O JA 12 AL 11 CK 13 What is the perimeter of triangle JKL A 46 units B 72 units C 50 units D 36 units class=

Respuesta :

L0rdPh03nix L0rdPh03nix

06-01-2017

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

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