(+) 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.

11 Lesson(s)

Unit Review Game: Categories

Troy, MI
Environment: Suburban

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Formative Assessment: Formulas and Vectors

Troy, MI
Environment: Suburban

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Trigonometry from a Geometric Perspective

Troy, MI
Environment: Suburban

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Area of Triangles

12th Grade Math » Unit: Solving Problems Involving Triangles
12th Grade Math » Unit: Solving Problems Involving Triangles
Independence, MO
Environment: Suburban

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The Law of Sines: More than Meets the Eye

Troy, MI
Environment: Suburban

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Using the Law of Sines will throw your students for a loop - there are two possible answers!

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Troy, MI
Environment: Suburban

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Solving Triangles Assessment

12th Grade Math » Unit: Solving Problems Involving Triangles
12th Grade Math » Unit: Solving Problems Involving Triangles
Independence, MO
Environment: Suburban

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SAS Area Formula

Geometry » Unit: Right Triangles and Trigonometry
Geometry » Unit: Right Triangles and Trigonometry
Environment: Suburban

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Review of Solving Triangles Day 1 of 2

12th Grade Math » Unit: Solving Problems Involving Triangles
12th Grade Math » Unit: Solving Problems Involving Triangles
Independence, MO
Environment: Suburban

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Review of Solving Triangles Day 2 of 2

12th Grade Math » Unit: Solving Problems Involving Triangles
12th Grade Math » Unit: Solving Problems Involving Triangles
Independence, MO
Environment: Suburban

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Review for Trigonometry Unit Assessment

Geometry » Unit: Triangle Similarity and Trigonometric Ratios
Geometry » Unit: Triangle Similarity and Trigonometric Ratios
Sunnyvale, CA
Environment: Suburban

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Common Core Math