4. which one is the name of the angle of elevation?
A. /ABC
B. /BDC
C. /DCB
D. /DBA
5. from the above figure, what is the angle of depression?
A. /ABC
B. /BDC
C. /DCB
D. /DBA
6. A businesswoman is standing 150 feet away from a 280-foot office building. What is the angle of elevation from her to the top of the building?
A. 57.5°
B. 61.8°
C. 67.0°
D. 72.9°
7. A person 1.6m tall stands on the top of a tower which is 9.4m tall and watches the car parking on the road. the distance between the base of the tower and car point on the road is 100m. find the angle of depression formed between the observer and car
A. 84.29°
B. 88.42°
C. 92.48°
D. 98.42°
8. an observer from a 200-feet ta building sees the foot of a tree and the distance from the building and the tree is 100 feet. what is the angle of depression formed?
A. 27.65°
B. 27.50°
C. 26.57°
D. 25.47°
9. From a point 80m from the base of a tower, the angle of elevation to the top of the tower is 28°. How tall is the tower?
A. 49.6m
B. 46.8m
C. 45.2m
D. 42.5m
10. A 20-ft ladder is leaning against the side of a building. if the angle formed between the ladder and the ground is 75°, how far is the bottom of the ladder from the base of the building?
A. 5.2ft
B. 6.4ft
C. 6.8ft
D. 7.4ft
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Answer:
4.A
5.B
6.C
7.A Or D basta sa dalawa
8.D
9.D