Angles of Elevation and Depression
1.A man who is 2 m tall stands on horizontal ground 30 m from a tree the angle of elevation of the top of the tree from his eyes is 28 degree. Estimate the height of the tree.
2.from a point 340 m from the base of the la mesa dam,the angle elevation to the top of the dam is 33 degree.find the height of dam.
3.A ramp is needed to allow vehicles to climb a 2 foot wall, The angle of elevation in order for the vehicles to safely go up must be 30° or less, and the longest ramp available is 5 feet long.can this ramp be used safely?
4.cardo is on top of a 50 m cliff you know that it is 11 point 7 m from the bottom of the cliff to the near bank of the river and the angle of depression in 52 degree. The angle of depression to the far bank is 38degree.find the width of river to nearest tenth of a meter.
5.a 14 foot ladder is used to scale a 13 foot wall to solve the angle of elevation 0 fo which the ladder must be situated to reach the top of the wall,what is the working equation?
6.micro-sized are six feet of the ground is standing 36 feet away from the base of building and he looks up at a 50 degree angle of elevation to a point on the edge of bulding's roof.To the nearest foot, how tall is the building?
7.the sun is at an angle of elevation of 58 degree. At tree casts a shadow 20 meters long on the ground. How tall is the tree?
8.A pilot is traveling at height of 35,000 feet above level ground. According to her GPS, she is 40 miles away from the airport runway, as measured along the ground. At what angle of depression will she need to look down to spot the runway ahead?
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