### Home > GC > Chapter 4 > Lesson 4.1.3 > Problem 4-29

4-29.

Use what you know about the sum of the angles of a triangle to find * *and

*. Are these angles acute or obtuse? Find the sum of these two angles. How can you describe the relationship of these two angles?*

What is the relationship among the angles in a triangle? Use this relationship to write an equation and solve for .