sarahishere68338 sarahishere68338
  • 21-08-2018
  • Mathematics
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Math question please help
If you get this right I will mark you as a brainliest

Math question please help If you get this right I will mark you as a brainliest class=

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musiclover10045
musiclover10045 musiclover10045
  • 21-08-2018

Law of cosines:

c^2 = a^2 +b^2 - 2*a*b*cos(C)

c^2 = 80^2 + 104^2 - 2*80*104*(cos51.2)

c^2 = 6789.312

c = SQRT(6789.312)

c = 82.4 = 82 yards.


The answer is C.


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