Law of Sines

Basics of the Law of Sines

Types of Problems:

  • Recognize scenarios in which the Law of Sines applies in oblique triangles
  • Understand and apply Law of Sines applies to find angles in oblique triangles 
  • Understand and apply Law of Sines applies to find sides in oblique triangles 
  • Understand the three distinct cases of the SSA 

Notes & Handouts

Practice 

Video and other resources

Digital Resources

 How to use the Law of Sines to find missing side lengths and angle measurements  

A.S.A. Case (Angle/Included Side/Angle)

Types of Problems:

  • Understand and apply Law of Sines applies to find angles and sides in oblique triangles when given A.S.A. Case 

Notes & Handouts

Practice

​Video and other resources

​Digital Resources

A.A.S. (Angle/Angle/Non-included Side)

​Types of Problems:

  • Understand and apply Law of Sines applies to find angles and sides in oblique triangles when given A.A.S. Case​

​Practice

​Video and other resources

​Notes & Handouts

​Digital Resources

S.S.A. (Side/Side/Non-included Angle)

​Types of Problems:

  • Understand and apply Law of Sines applies to find angles and sides in oblique triangles when given S.S.A. Case (no solution)
  • Understand and apply Law of Sines applies to find angles and sides in oblique triangles when given S.S.A. Case (one solution)
  • Understand and apply Law of Sines applies to find angles and sides in oblique triangles when given A.A.S. Case

​Practice

​Video and other resources

​Notes & Handouts

Digital Resources

Applications of the Law of Sines

​​Types of Problems:

  • Using law of sines in a real life scenario to indirectly measure a distance
  • Using law of sines in a real life scenario to indirectly measure an angle's measure

​​Notes & Handouts

​​Practice

​Video and other resources

​Digital Resources