Five workers together can build a road and 20 days suppose every worker works at the same rate three workers work on the road for 10 days before 11 will work or join them how much longer will it take 14 workers to finish the road

“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 .