On a coordinate plane, the coordinates of vertices r and t for a polygon are r(−7, 3) and t(3, 3). what is the length of side rt of the polygon?

Me its important ! marge runs an ice cream parlor. her speciality is triple chocolate sundaes.she can prepare 1 sundae every 2 minutes, and she earns $1.20 for each sundae she makes . if she just makes sundaes for a single shift of at most 4 hours and at least 2 hours , which function relates her earnings to the number of minutes she works?