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Use the area of triangles given two sides and an angle or three sides to solve real-world problems.
Remarks
Example: Calculate the surface area of carpet you need to purchase (in square meters) to cover the floor of a triangle-shaped file cabinet room with sides of length 8 m and 6 m enclosing an angle of 60º. Example: Use Heron's formula to find the area of a triangle with side lengths 4, 7, and 9.General Information
Subject Area: X-Mathematics (former standards - 2008)
Grade: 912
Body of Knowledge: Trigonometry
Idea: Level 2: Basic Application of Skills & Concepts
Standard: Trigonometry in Triangles - Understand how the trigonometric functions relate to right triangles, and solve word problems involving right and oblique triangles. Understand and apply the laws of sines and cosines. Use trigonometry to find the area of triangles.
Date Adopted or Revised: 09/07
Content Complexity Rating:
Level 2: Basic Application of Skills & Concepts
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More Information
Date of Last Rating: 06/07
Status: State Board Approved - Archived
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