In triangle H J K HJK H J K , H J = H K HJ = HK H J = HK . Point G G G lies on H J HJ H J such that H G = G K = J K HG = GK = JK H G = G K = J K . Fin...

Question

In triangle HJKHJK, HJ=HKHJ = HK. Point GG lies on HJHJ such that HG=GK=JKHG = GK = JK. Find the degree measure of two-thirds of (HGK+GKN)(\angle HGK + \angle GKN).

Options

A.

8484^\circ

B.

136136^\circ

C.

9090^\circ

D.

9696^\circ

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