# Inverse Trigonometric Functions

1. $\rhd$ Solving right triangles (for an angle) A written introduction to inverse trigonometric functions, which can be used to find an unknown angle of a right triangle.
2. $\rhd$ Applications of static geometry (modeling with right triangles)  (4:34) Right triangle word problem with an alien and the Eiffel tower!
3. $\rhd$ Applications of static geometry (similar triangles (8:56) Similar triangles!  One of the most important ideas about triangle and trigonometric functions.