### Home > INT2 > Chapter 2 > Lesson 2.2.1 > Problem 2-56

2-56.

For each triangle below, solve for the variable and answer the questions. Homework Help ✎

Solve for

*x*. What kind of triangle is ∆*ABC*? Be specific.What is true about the base angles of isosceles triangles?

*x*= 45°Solve for

*y*. What kind of triangle is shown in the figure? Be specific.Notice the supplementary angle with

*y*. A supplementary angle adds up to 180°. Can you form an equation to solve for*y*?