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4. Adele is bird-watching. She spots a bald eagle in the sky and determines that it is a distance of 4.2 km from her position on the ground. The angle of elevation is 39°. How high above the ground is the eagle, rounded to the nearest tenth of a kilometre? a. 3.3 km b. 2.6 km C. 3.4 km d. 6.7 km

4. Adele is bird-watching. She spots a bald eagle in the sky and determines that it is a distance of 4.2 km from her position on the ground. The angle of elevation is 39°. How high above the ground is the eagle, rounded to the nearest tenth of a kilometre? a. 3.3 km b. 2.6 km C. 3.4 km d. 6.7 km

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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4. Adele is bird-watching. She spots a bald eagle in the sky and determines that it is a distance of 4.2 km from her position on the ground. The angle of elevation is 39°. How high above the ground is the eagle, rounded to the nearest tenth of a kilometre? pa Sa a. 3.3 km b. 2.6 km c. 3.4 km d. 6.7 km
Transcribed Image Text:4. Adele is bird-watching. She spots a bald eagle in the sky and determines that it is a distance of 4.2 km from her position on the ground. The angle of elevation is 39°. How high above the ground is the eagle, rounded to the nearest tenth of a kilometre? pa Sa a. 3.3 km b. 2.6 km c. 3.4 km d. 6.7 km
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