# UCSS Math II 5.8.2 Example 4

- Author:
- Walch Education

- Topic:
- Angles, Right Triangles, Trigonometry

An airplane flies in a straight line along a course defined by an angle , such that represents due east. The plane takes off from the origin, (0, 0), and travels in a straight line along . If the plane continues along this course and lands 100 miles to the east of the origin, how many total miles has the plane traveled?