Law+of+Sines+&+Cosines

Law of Sines Information you need to be given (or find) before you can use the Law of Sines: 1) Two angles and any side (AAS or ASA) 2) Two sides and an angle opposite to one of them (SSA)

Law of Cosines Information you need to be given (or find) before you can use the Law of Cosines: 1) Three sides (SSS) 2) Two sides and their included angle (SAS)