Tony and tiffany collect semi-precious stones. at the rockhound hut, tiffany paid $32 for 7 pounds of snowflake obsidian. at the solid rock shop, tony paid $17 for 5 pounds of the same type of stone. who made the better buy?

“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 .