Chapter 8 Review Name:_______________ Hour: _______ GEOMETRY Explain the difference between the adjacent side and the opposite side. You can use a picture for your explanation. 2) Find the following in simplest fraction form. a) sin R = ________ b) tan T = _______ c) cos R = ________ d) sin T = _______ 3) Find ST. Round to the nearest whole number. ST = _______ 4) A 30 foot ladder is leaning against the top of a building at an angle of elevation of 76˚. How tall is the building? Round to the nearest tenth of a foot. _______ 5) To the nearest degree, what is m∠B? ______ 5 A T 12 13 R T 37˚ S 22 R B 6.3 A 7.1 C

6) An airplane is flying at an altitude of 15,000 ft at an angle of depression to the airport of 4˚. Find the horizontal distance from the plane to the airport to the nearest foot. ______ 7) A 50ft building has a shadow of 32ft. What is the angle of elevation of the sun to the nearest degree? _______ In 8-10, use the picture at the right to find the values in simplest radical form. 8) Find x 9) Find y 10) Find z