standard_description: Derive the formula A = 1/2 ab sin(C) for the area of a triangle by drawing an auxiliary line from a vertex perpendicular to the opposite side.
problem_activity: Task
Mrs. Lito asked her students to label a base $b$ and its corresponding height $h$ in the triangle shown.
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Three students drew the figures below.
Raul
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Mark
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Kiki
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Which students, if any, have correctly identified a base and its corresponding height? Which ones have not? Explain what is incorrect.
There are three possible base-height pairs for this triangle. Sketch all three.


aligns: no