A ship is headed directly toward a coastline formed by a vertical cliff (BC) that is 80 meters high. At point A, from the ship, the measure of the angle of elevation to the top of the cliff (B) is 10°. A few minutes later, at point D, the measure of the angle of elevation to the top of the cliff has increased to 20°. In Exercises 15-17, round your answer to the nearest meter. 80 m 10 20 A- 15. DC 16. АС 17. the distance between the two sightings

Mathematics For Machine Technology
8th Edition
ISBN:9781337798310
Author:Peterson, John.
Publisher:Peterson, John.
Chapter44: Solution Of Equations By The Subtraction, Addition, And Division Principles Of Equality
Section: Chapter Questions
Problem 38A
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A ship is headed directly toward a coastline formed by a vertical cliff (BC
(вс)
that is 80 meters high. At point A, from the ship, the measure of the angle
of elevation to the top of the cliff (B) is 10°. A few minutes later, at point D,
the measure of the angle of elevation to the top of the cliff has increased to
20°. In Exercises 15-17, round your answer to the nearest meter.
80 m
20°
10°
D
15. DC
16. АС
17. the distance between the two sightings
Transcribed Image Text:A ship is headed directly toward a coastline formed by a vertical cliff (BC (вс) that is 80 meters high. At point A, from the ship, the measure of the angle of elevation to the top of the cliff (B) is 10°. A few minutes later, at point D, the measure of the angle of elevation to the top of the cliff has increased to 20°. In Exercises 15-17, round your answer to the nearest meter. 80 m 20° 10° D 15. DC 16. АС 17. the distance between the two sightings
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