You may not use a calculator. Only use exact values. Using the Law of Cosines, Pythagorean Identity, and the Triangle Area Formula, show that the area of the triangle, below is 5. It doesn’t matter which angle you solve for in the beginning. No angles are given at the beginning.

a= b= c=

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.