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Jamb Mathematics Past QuestionsJamb Past Questions and Answers on Angles of elevationQuestion 11:A man 1.7m tall observes a bird on top of a tree at an angle of 30°. if the distance between the man's head and the bird is 25m, what is the height of the tree? A. 26.7m B. 14.2m C. \(1.7+(25\frac{\sqrt{3}}{3}m\) D. \(1.7+(25\frac{\sqrt{2}}{2}m\) Question 12:A hunter 1.6 m tall, views a bird on top of a tree at an angle of 45°. if the distance between the hunter and the tree is 10.4 m, find the height of the tree. A. 9.0 m B. 12. 0 m C. 8.8 m D. 10.4 m Question 13:The shadow of a pole 5√3m high is 5m. Find the angle of elevation of the sun. A. 45o B. 75o C. 30o D. 60o Question 14:A man 40 m from the foot of a tower observes the angle of elevation of the tower to be 30o. Determine the height of the tower. A. \(\frac{40\sqrt{3}}{3}m\) B. 20 m C. 40√3 m D. 40 m Question 15:A school boy lying on the ground 30m away from the foot of a water tank towel observes that the angle of elevation of the top of the tank is 60\(^o\). Calculate the height of the tank. A. 60\(\sqrt{3m}\) B. 30\(\sqrt{3m}\) C. 20\(\sqrt{3m}\) D. 10\(\sqrt{3m}\) |
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