Useful links:
Sine Law Khan academy – law of sines Extra practice and video
Sine Law extra practice worksheet
Cosine Law Khan academy – law of cosines
Cosine law extra practice worksheet
IXL – online practice Sine law Cosine law Solving triangles
Math is fun – sine law (see questions at the bottom of the page)
Math is fun – cosine law
Law of Sines and Cosines worksheet