If you're seeing this message, it means we're having trouble loading external resources on our website.

If you're behind a web filter, please make sure that the domains *.kastatic.org and *.kasandbox.org are unblocked.

Main content
CCSS.Math:
Learn about arcsine, arccosine, and arctangent, and how they can be used to solve for a missing angle in right triangles.
Sort by: