1. A bridge shaped like a parabolic arch has a horizontal distance of 20 feet. The center and highest point of the arch is 5 feet above the ground. What is the height of the bridge at a point 5 feet from the center? A. 3.75 ft C. 10.8 ft B. 4.2 ft D. 24 ft 2. A Ferris wheel has a radius of 10m. You board at the bottom of it from a platform of 2m off the ground. If It takes 35 seconds for you to reach the top, which equation represents your height from the ground with respect to time. A. y=-10 cos 35 -t +12 1 C. V= COS 3 22 t +8 B. y=-2cos -t -5 4 D. y=-10 cos 2 n -t +1 5 3. The Capiz tower will be built into two sections, the upper and lower. The engineer is 100 ft away from the base of the tower. The angle of elevation of the top of the lower section is 40 degrees while the angle of elevation of the top of the upper section of the lower is 60 degrees. The engineer wants to know, what is the helght of the upper section of the tower? A. 78 ft C. 30.7 ft B. 89.3 ft D. 112 ft