Example 1

Solve the triangle ABC if a = 10, b = 12 and ÐA = 72⁰

Solution

\ There is no triangle ABC satisfying this data.

Example 2

Solve the triangle PQR if p = 10, q = 20, and Ð P = 30⁰

Solution

[next page]

Index

3. 1 Solving Right Triangles
3. 2 Law of Cosines
3. 3 Law of Sines
3. 4 The Ambiguous Case of Law of Sines
3. 5 Areas of Triangles
Supplementary Problems

Chapter 4