You can also use subtraction measure to find an unknown measure of an adjacent angle. The measure of Kjm is 120 degrees. The measure of ljm is 60 degrees. Which equation can you use to find the measure of kjl represented by the variable x ? AnswersA. x = 120 degrees - 60 degrees B. 120 degrees =x- 80 degrees C.60 degrees = 120 degrees +x D. x = 120 degrees + 60 degrees