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Determination of Unknown Triangle Measures Given Area

Solve for missing triangle parts using area formulas and the law of cosines/sines.

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.
• Study Guide

Triangle Formulas

by Rayna Schlossberg //basic
Determine an alternate formula for the area of a triangle, find the area of a triangle when three sides are known, and find unknown triangle quantities when given area.
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