### Home > CCG > Chapter 4 > Lesson 4.1.4 > Problem 4-39

4-39.

Find the missing side length for each triangle. Use the tangent button on your calculator to help.

See the Math Notes box in Lesson 4.1.4 for additional help.

Rotate the triangle so that

is the slope angle, then use the same method as in parts (a) and (b).