HELP solve for theta and round to the nearest whole degree (actual help and not the bot pls)

“exterior angles of triangles. an exterior (or external) angle is the angle between one side of a triangle and the extension of an adjacent side. try this drag the orange dots on any vertex to reshape the triangle.” look to get to the answer i explained what it means and other things i hope it you .

Coral reefs,temperate grasslands, and kelp forests are all in danger.