The check is $5.74 what is the estimate of a 20% tip

The tip would be $1.15 but all together you would pay $6.89.

“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 .

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