a. 68° and what angle are supplementary? b. 32° and what angle are complementary? c. The positive angle that is less than 2T radians and that is coterminal with 167 radians is? 5 d. The positive angle that is less than 360° and that is coterminal with –150° is?

48. Which is the angle of depression in this figure? E D 49. let b= the height of the building, and f the height of the flagpole. Using 30° as an angle of elevation of the top of the building, and 32° for the flagpole, what will be the height of the flagpole? 300 ft 50. How far (x) is the boat from the bottom of the lighthouse? level 70 ft 51. A flagpole cast a shadow of 15 meters on the ground. If the angle of elevation of the sun is 30°, what will be the height (x) is the flagpole at the right? X 30⁰ -15 m-

which one of the following angles would be coterminal with -pi/5 a. 9pi/5 b.-11pi/5 c. 324 degrees d. all of the above