Ms Jones is decoring the bulletin board the media center. The billeting board is 5 ft by 9 ft rectangle. How much paper does she need to cover the board

“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 .