Law Of Sines And Cosines Worksheet. A 2 b 2 c 2 2 b c c o s a a 2 20 2 13 2 2 20 13 c o s 66 problem 3. In this case we have a side of length 20 and of 13 and the included angle of 66.
In this case we have a side of length 20 and of 13 and the included angle of 66. Round to the nearest hundredth. Solving triangles using law of sine and law of cosine.
Angle a is the angle opposite side a.
The second part of the sheet focuses on problems that require using the formulas more than once law of cosines to get side then law of sides to get angle etc. Round your answers to the nearest tenth. Round to the nearest hundredth. The second part of the sheet focuses on problems that require using the formulas more than once law of cosines to get side then law of sides to get angle etc.
