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Round angles to the nearest angle and 1. A 20-foot ladder leans against a wall so that the base of the ladder is 8 feet from the base of the building. What angle does the ladder make with the ground?

Round angles to the nearest angle and 1. A 20-foot ladder leans against a wall so that the base of the ladder is 8 feet from the base of the building. What angle does the ladder make with the ground?

PREALGEBRA
PREALGEBRA
15th Edition
ISBN:9781938168994
Author:OpenStax
Publisher:OpenStax
Chapter9: Math Models And Geometry
Section9.3: Use Properties Of Angles, Triangles, And The Pythagorean Theorem
Problem 108E: On a map, San Francisco, Las Vegas, and Los Angeles form a triangle whose sides the shown in the...
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can u help me with number 1 and number 2
Angle of Elevation/Depression I. Analyze the following word problems. Then, draw a picture using the information. Finally, set up an equation and solve. Round angles to the nearest angle and sides to the nearest hundredths. Name 1. A 20-foot ladder leans against a wall so that the base of the ladder is 8 feet from the base of the building. What angle does the ladder make with the ground? er bred 2. A 50-meter vertical tower is braced with a cable secured at the top of the tower and tied 30 meters from the base. What angle does the cable form at the top of the tower? 3. At a point on the ground 50 feet from the foot of an oak tree, the angle of elevation to the top of th tree is 53°. Find the height of the tree. A TAN 53 AB вс AB=50x tan530 AB= 66.35++ B 52++ 4. From the top of a lighthouse 210 feet high, the angle of depression of a boat is 27°. Find the dist from the boat to the foot of the lighthouse. (Assume the lighthouse was built at sea level.) D A 5270 TAN 27°= BC=412.15f4 2104 13 5. Richard is flying a kite. The kite string makes an angle of 57° with the ground. If Richard is s 100 feet from a point on the ground directly below the kite, find the length of the kite string. вс Ac=100 ws (570) (08(570) AC= 162 1 BC= 210 49027
Transcribed Image Text:Angle of Elevation/Depression I. Analyze the following word problems. Then, draw a picture using the information. Finally, set up an equation and solve. Round angles to the nearest angle and sides to the nearest hundredths. Name 1. A 20-foot ladder leans against a wall so that the base of the ladder is 8 feet from the base of the building. What angle does the ladder make with the ground? er bred 2. A 50-meter vertical tower is braced with a cable secured at the top of the tower and tied 30 meters from the base. What angle does the cable form at the top of the tower? 3. At a point on the ground 50 feet from the foot of an oak tree, the angle of elevation to the top of th tree is 53°. Find the height of the tree. A TAN 53 AB вс AB=50x tan530 AB= 66.35++ B 52++ 4. From the top of a lighthouse 210 feet high, the angle of depression of a boat is 27°. Find the dist from the boat to the foot of the lighthouse. (Assume the lighthouse was built at sea level.) D A 5270 TAN 27°= BC=412.15f4 2104 13 5. Richard is flying a kite. The kite string makes an angle of 57° with the ground. If Richard is s 100 feet from a point on the ground directly below the kite, find the length of the kite string. вс Ac=100 ws (570) (08(570) AC= 162 1 BC= 210 49027
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