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Question

-1

1071

7

+180

How do I do the law of sine and cosine

+37153

+5

Best Answer

Here is a good explanation of law of cosines:
http://hyperphysics.phy-astr.gsu.edu/hbase/lcos.html

and here for law of sines

http://www.mathwarehouse.com/trigonometry/law-of-sines/formula-and-practice-problems.php

ElectricPavlov · Answer 1 · 2016-12-15T02:53:30

Here is a good explanation of law of cosines:
http://hyperphysics.phy-astr.gsu.edu/hbase/lcos.html

and here for law of sines

http://www.mathwarehouse.com/trigonometry/law-of-sines/formula-and-practice-problems.php

Guest · Answer 2 · 2016-12-15T02:41:35

you have to use a calculator, a web2.0calculator.