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# Angle-Angle-Side Triangles

## Law of sines: proportion based on ratios of sides and sines of the opposite angles.

Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.

## Angle-Angle-Side Triangles

Find the unknown side of a triangle when two angles and a side are known
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## Angle-Angle-Side Triangles: Garden Gate

Angle-Angle-Side Triangles Interactive
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