Home > INT3 > Chapter 10 > Lesson 10.2.2 > Problem10-134

10-134.

Consider the triangle at the right. Homework Help ✎

1. Solve for x in the triangle.

2. What is the area of the triangle?

You are working with 3 sides and one angle. Use the Law of Cosines to find the value of x.

x2 = (6)2 + (4)2 − 2(6)(4)cos(130°)

x = 9.10