Main content

# Challenging Triangle Angle Problem

Interesting problem finding the sums of particular exterior angles of an irregular pentagon

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

Interesting problem finding the sums of particular exterior angles of an irregular pentagon