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December 21, 2014

December 21, 2014

Posted by **Hannah** on Monday, July 8, 2013 at 11:12am.

a= 5

b= 6

y= 35

- Trigonometry -
**Steve**, Monday, July 8, 2013 at 11:17amodd labels, but I can only assume that

c^2 = a^2+b^2 - 2ab cosy

= 25+36-2(5)(6)(.819)

= 11.86

c = 3.44

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