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September 21, 2014

September 21, 2014

Posted by **terry** on Monday, March 5, 2012 at 9:18pm.

105, angle A = 65 degrees, and angle B = 37 degree.

- Pre-cal -
**Steve**, Tuesday, March 6, 2012 at 10:15amsince the angles add to 180°, C=78°

using the law of cosines,

b/sinB = a/sinA

b/sin37° = 105/sin78°

b = .6018 * 105/.9781

b = 64.60 = 65

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