A pilot is flying over a straight highway. He determines the angles of depression to two mileposts, 5.4 km apart, to be 30° and 45°, as shown in the figure. 30° 45° 5.4 km A В NOTE: The picture is NOT drawn to scale. Find the distance of the plane from point A. distance from A = km Find the elevation of the plane. height = km %3D Enter your answer as a number; your answer should be accurate to 2 decimal places.
A pilot is flying over a straight highway. He determines the angles of depression to two mileposts, 5.4 km apart, to be 30° and 45°, as shown in the figure. 30° 45° 5.4 km A В NOTE: The picture is NOT drawn to scale. Find the distance of the plane from point A. distance from A = km Find the elevation of the plane. height = km %3D Enter your answer as a number; your answer should be accurate to 2 decimal places.
Trigonometry (11th Edition)
11th Edition
ISBN:9780134217437
Author:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Chapter1: Trigonometric Functions
Section: Chapter Questions
Problem 1RE:
1. Give the measures of the complement and the supplement of an angle measuring 35°.
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Transcribed Image Text:A pilot is flying over a straight highway. He determines the angles of depression to two mileposts, 5.4 km
apart, to be 30° and 45°, as shown in the figure.
30°
450
5.4 km
A
NOTE: The picture is NOT drawn to scale.
В
Find the distance of the plane from point A.
distance from A =
km
Find the elevation of the plane.
height =
km
Enter your answer as a number; your answer should be accurate to 2 decimal places.
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