If 1575 visited a park and 56% of them were adults,16% of them were teenagers and 28% were children. how many of them were adults, teenagers, and chuldren

Set square i think so

“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 .