Which could be used to solve for the missing side in the triangle shown, pythagorean theorem, or trigonometry? Explain your answer. (YOU DON'T NEED TO SOLVE)

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

Aline passes through 3,7 and 6,9 what equation represents the line

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.