Objective: I know how to use the Law of Sines or Sine Rule to solve triangles.

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You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.

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For any triangle ABC, as shown,

the law of sines or sine rule states that

Refer to the lesson on the law or sines or sine rule for more information and examples.

Fill in all the gaps, then press "Check" to
check your answers. Use the "Hint" button to get a free letter
if an answer is giving you trouble. You can also click on the
"[?]" button to get a clue. Note that you will lose points if
you ask for hints or clues!

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You can use the free Mathway calculator and problem solver below to practice Algebra or other math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.

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