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3 votes
Helpppppppppppppppppp 40pts

Helpppppppppppppppppp 40pts-example-1
User Hlongmore
by
7.7k points

1 Answer

5 votes

Answer:

43,5311

Explanation:

Cos A= 6²+10²-7²/2×6×10

this is the cosin theorem in triangle

User Jmarceli
by
8.6k points
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