Common Core · Mathematics
G-SRT.9
High school · High School: Geometry — Similarity, Right Triangles, & Trigonometry
(+) 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.
- Official code
- CCSS.MATH.CONTENT.HSG-SRT.9
- Short code
- G-SRT.9
- Subject
- Mathematics
- Grade
- High school
- Domain
- High School: Geometry — Similarity, Right Triangles, & Trigonometry
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