. Find the angle of elevation of the sun if a building 78 meters high, cast a shadow of 45 meters. 2. From the edge of a cliff the diagonal distance to the boat is 120 meters. The angle of depression from the edge of the cliff to the boat is 33°. What is the distance between the boat and the base of the cliff? 3. A tower is 110 feet tall. The angle of elevation from the man standing at a distance to the tower is 44°. How far is the man from the tower?
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Answer:
1.) tan-¹ 78/45
=60.02⁰
2.)sin33⁰= x/120
120sin33= 65.02m
3.) tan44⁰= 110/x
110/tan44= 113.91 ft.
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