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4.3 Notes Continued…
Application Problems!
Angle of elevation/depression:
Angle made with the horizontal
Ex. 1) A surveyor is standing 115 ft. from the
Washington Monument. He measures the angle
of elevation to the top of the m...
Ex. 2) A lighthouse is 200 yards from a bike
path. The walkway to the lighthouse is 400
yards long. Find the angle between...
Ex. 3) A 40-ft. lighthouse is on top of a 250 ft.
cliff. The lighthouse spots a sailboat at 12 pm.
The angle of depression...
Assignment:
#14 p. 309
#59-70 (all)
Pc 4.3 notes_applications
Pc 4.3 notes_applications
Pc 4.3 notes_applications
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Pc 4.3 notes_applications

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Some Application problems involving right-triangle trig.

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Transcript of "Pc 4.3 notes_applications"

  1. 1. 4.3 Notes Continued… Application Problems! Angle of elevation/depression: Angle made with the horizontal
  2. 2. Ex. 1) A surveyor is standing 115 ft. from the Washington Monument. He measures the angle of elevation to the top of the monument as 78.3°. How tall is the Washington Monument?
  3. 3. Ex. 2) A lighthouse is 200 yards from a bike path. The walkway to the lighthouse is 400 yards long. Find the angle between the bike path and walkway.
  4. 4. Ex. 3) A 40-ft. lighthouse is on top of a 250 ft. cliff. The lighthouse spots a sailboat at 12 pm. The angle of depression to the boat is 3°. After a few hours, the angle of depression to the boat is now 10°. How far has the boat sailed during those few hours?
  5. 5. Assignment: #14 p. 309 #59-70 (all)
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