Given a #triangleABC# with #a=10#, #b=20# and #/_C=95^circ#, what are the lengths of all sides and size of all angles?
1 Answer
Explanation:
Use the Law of Cosines and the Law of Sines:
Given
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
A calculator/spreadsheet will be used for all calculations beyond this point and all final values should be taken as accurate to 1 decimal digit).
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
By the Law of Cosines:
By the Law of Sines
Similarly