In triangle abc, m∠bac = 50°. if m∠acb = 30°, then the triangle is triangle. if m∠abc = 40°, then the triangle is triangle. if triangle abc is isosceles, and ab = 6 and bc = 4, then ac = .

Liz is shipping a package to her friend. the maximum weight of a medium flat-rate box is 20 pounds, including the box which weighs 6 ounces. write and solve an inequality to describe the possible weight in pounds, w, of the contents that liz will ship to her friend if she must use a medium flat-rate box. use the drop-down menus to explain your answer.