### Home > PC3 > Chapter 4 > Lesson 4.2.2 > Problem 4-89

4-89.

Write an equation for

in terms of.Use similar triangles. It might help to draw the triangles separately before writing your equation.

If

, what is the value of?

4-89.

Write an equation for

in terms of.Use similar triangles. It might help to draw the triangles separately before writing your equation.

If

, what is the value of?