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Chapter 8: Q. 59 (page 536)

What do you do first if you are asked to solve a triangle and are given two sides and the included angle?

Short Answer

Expert verified

To solve a triangle with two sides and the included angle, first we will find the third side of the triangle using the Law of Cosines.

Step by step solution

01

Step 1. Given information 

Two sides and the included angle of a triangle are given.

02

Step 2. Explanation

Here we are given two sides and the included angle of a triangle. To solve the triangle, first we will find the third side of the triangle using the Law of Cosines. Then find the second angle using either the Law of Sines or the Law of Cosines. The third angle can be found using either the Law of Cosines or sum of angles of a triangle.

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