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December 18, 2014

December 18, 2014

Posted by **Ashley Kate** on Wednesday, January 15, 2014 at 1:01am.

1. C = 135.77 deg, b = 10cm, a = 12cm

2. a = 11.5m, b = 10m, c = 16.94m

- Trig -
**Steve**, Wednesday, January 15, 2014 at 6:39amin each case, use law of cosines to get c or C:

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

Now, having all 3 sides, and angle C, use law of sines to get A and B:

sinA/a = sinB/b = sinC/c

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