This is asking: What is the measure of all 4 angles of a quadrilateral.

Find the value of tan theta if sin theta = 12/13 and theta is in quadrant 2

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).

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.