Type:

Curriculum

Description:

Trigonometry - Oblique Triangles from MathBitsNotebook.comA collection of lessons and practice examples with answers:LESSONSArea of Triangle (formulas, derive formula, sine of an obtuse angle)Law of Sines (oblique, ASA, AAS, examples, deriving the formula)Law of Sines - Ambiguous Case (SSA, examples, summary, what to look for)Law of Cosines (SAS, SSS, facts to remember, deriving the formula, examples)Law of Cosines - Ambiguous Case (SSA, quadratic formula, examples, summary)Applications with Navigation and VectorsPRACTICE:PRACTICEPractice with Area of Triangles Using TrigonometryPractice Law of SinesPractice with Law of CosinesPractice with Navigation and Vectors

Subjects:

  • Mathematics > General
  • Mathematics > Geometry

Education Levels:

  • Grade 9
  • Grade 10

Keywords:

Laws of Sines and Cosines

Language:

English

Access Privileges:

Public - Available to anyone

License Deed:

Creative Commons Attribution Non-Commercial
Update Standards?

CCSS.Math.Practice.MP1: Common Core State Standards for Mathematics

Make sense of problems and persevere in solving them.

CCSS.Math.Practice.MP2: Common Core State Standards for Mathematics

Reason abstractly and quantitatively.

CCSS.Math.Practice.MP5: Common Core State Standards for Mathematics

Use appropriate tools strategically.

CCSS.Math.Practice.MP6: Common Core State Standards for Mathematics

Attend to precision.

CCSS.Math.Practice.MP7: Common Core State Standards for Mathematics

Look for and make use of structure.

CCSS.Math.Content.HSG-SRT.D.10: Common Core State Standards for Mathematics

(+) Prove the Laws of Sines and Cosines and use them to solve problems.

CCSS.Math.Content.HSG-SRT.D.11: Common Core State Standards for Mathematics

(+) Understand and apply the Law of Sines and the Law of Cosines to find unknown measurements in right and non-right triangles (e.g., surveying problems, resultant forces).
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