Tme aigle Ul elevation from the top of a 10-story building to the top of a taller skyscraper across the street is 50°, while the angle of depression to the bottom is 30°. If the smaller building is 100 feet high, find the height of the skyscraper. 19) From a balcony of a skyscraper hotel 200-feet above ground, a woman observes a bicyclist moving toward her. If the angle of depression of the bicyclist changes from 22° to 46° during the period of observation, how far does the bicyclist travel? 20) The angle of elevation from a stadium's lower deck to the top of its upper deck on the other side is 20°, while the angle of depression to ground level is 45°. If the lower deck is 50 feet high, find the height of the upper deck. Please round your answer to the nearest foot. Stationed on the top of a 120-foot lookout tower, a teenage soldier observes a 21) tank approaching her post. If the angle of depression to the tank changes from 15° to 28° during the period of observation, how far does the tank travel? A civic engineer detects that the angle of elevation to the top of a freeway 22) overpass is 41°30'. After moving back on a straight line away from the building, 265 feet from the spot of the first measurement, she observes the angle of elevation to be 28°10'. Approximately how high off the ground is the freeway overpass? Find the measure of the largest angle in a triangle with sides 20 cm, 21 cm, 23) and 29 cm. To the nearest minute, what is the angle of depression from the top of the fake 24) tree in EDH to an observer standing 400 feet away from it given that the fake tree is 225 feet tall? bearing of