7:49 1650_Exams4Review... Q A EXAM 4 REVIEW: PRECALCULUS - 1650 This is a group activity! Please write your answers on separate sheets of paper and include the full names of all of the people in your group. 1. Use two different reference triangles to simplify tan(sin(x)) and cos(esc¹(z)). 2. Let AABC be a triangle with a =8.5,b=18, A = 28°. See the triangle below. Compute the missing angle measures B and LC, where B is assumed to be an obtuse angle. Round to four decimal places. B a=8.5 A=28° b=18 C 3. Let AABC be a triangle with a 9,6 13, LC 40°. Compute the missing side c. Round to four decimal places. a=9 B C A b=13 C-40° 9 144 Dashboard Calendar To Do Notifications Inbox C