Mr. Martinez wants to get a cell-phone plan. He has two deals:
Deal A: T-mobile with initial fee of $200 and
$30 fee each month
Deal B: Verizon with no initial fee and $40 fee each
month
Help Mr. Martinez to select a better deal.

“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 .