CK-12-Pre-Calculus Concepts

(Marvins-Underground-K-12) #1

4.8 Applications of Basic Triangle Trigonometry



  1. Find the length ofh.

  2. Find the measure of angleG.

  3. Find the measure of angleI.

  4. Explain why the Law of Cosines is connected to the Pythagorean Theorem.

  5. What are the two types of problems where you might use the Law of Cosines?
    Determine whether or not each triangle is possible.
    13.a= 5 ,b= 6 ,c= 15
    14.a= 1 ,b= 5 ,c= 4
    15.a= 5 ,b= 6 ,c= 10

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