4. *The Leaning Tower of Pisa is inclined 5.5° from the vertical. At a distance of 100 meters from the wall of thetower, the angle of elevation to the top is 30.5°. Approximate the height (in feet) of the Leaning Tower. Note:There is approximately 3.28 feet in one meter.5.*** A submarine dives at an angle of 16° with the horizontal. If it takes 4 minutes to dive from the surface to adepth of 300 feet, how fast does it move along its sloping path downward? Give your answer in feet per minuteand in nautical miles per hour. (Note: 1 nautical mile per hour is approximately 6800 feet per hour).6. *If fencing costs $2.50 per foot, how much will it cost to buy fencing togo around the plot of land shown to the right?50 ft128°30 ft7. Solve the triangle with the following information: p = 11 meters, q = 16 meters, and mZR = 121°.

Question No. (4):The Leaning Tower of Pisa is inclined from the vertical. At a distance of 100…

4. *The Leaning Tower of Pisa is inclined 5.5° from the vertical. At a distance of 100 meters from the wall of the tower, the angle of elevation to the top is 30.5°. Approximate the height (in feet) of the Leaning Tower. Note: There is approximately 3.28 feet in one meter.

4. *The Leaning Tower of Pisa is inclined 5.5° from the vertical. At a distance of 100 meters from the wall of the tower, the angle of elevation to the top is 30.5°. Approximate the height (in feet) of the Leaning Tower. Note: There is approximately 3.28 feet in one meter.

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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Question

4. *The Leaning Tower of Pisa is inclined 5.5° from the vertical. At a distance of 100 meters from the wall of the
tower, the angle of elevation to the top is 30.5°. Approximate the height (in feet) of the Leaning Tower. Note:
There is approximately 3.28 feet in one meter.
5.
*** A submarine dives at an angle of 16° with the horizontal. If it takes 4 minutes to dive from the surface to a
depth of 300 feet, how fast does it move along its sloping path downward? Give your answer in feet per minute
and in nautical miles per hour. (Note: 1 nautical mile per hour is approximately 6800 feet per hour).
6. *If fencing costs $2.50 per foot, how much will it cost to buy fencing to
go around the plot of land shown to the right?
50 ft
128°
30 ft
7. Solve the triangle with the following information: p = 11 meters, q = 16 meters, and mZR = 121°.

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