A seed company planted a floral mosaic of a national flag. The perimeter of the flag is 480 feet. Determine the flag's length and width if the length is 140 feet greater than the width.

“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 .