A hike or walks along the path and comes to a cliff. He wants to find out how high the cliff is so he ties a 110 foot cable to a rock at the top and tosses the rest of the cable over the cliff. When the hiker gets to the bottom he pulls the cable to length and measures the angle that it makes with the ground. What function will he used to determine the height of the cliff and what is the height if the angle is 25°.