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Home > PC3 > Chapter 6 > Lesson 6.1.3 > Problem 6-46


Solve for in each of the following triangles. What methods can be used for each part?  

  1. Right triangle, short leg labeled 36, long leg labeled, x, angle opposite short leg labeled, 24 degrees.

    This is a right triangle, so use sine, cosine, or tangent.

  1. Triangle, left side labeled 10, right side labeled, x, angle opposite left side, labeled 23 degrees, angle opposite right side, labeled 70 degrees.

Use the Law of Sines.

  1. Triangle, bottom horizontal side labeled 3, left side labeled 10, right side labeled 11, top angle labeled, x.

Use the Law of Cosines.