math-geometry

a person in a boat sights the top of a lighthouse at an angle of elevation of 20 degrees. if the lighthouse is 40 feet tall find the distance from the base of the lighthouse to the boat.

  1. 👍 0
  2. 👎 1
  3. 👁 267
  1. length oflighthouse=4om
    angle of depression=20
    TAN 20=0.363
    put the value and get the answer
    answer is approx 108.xx

    1. 👍 0
    2. 👎 0
    posted by shresth

Respond to this Question

First Name

Your Response

Similar Questions

  1. formal geomerty

    A person in a small boat sights the top of a 40-foot lighthouse found on a cliff. The angle of elevation to the top of the lighthouse is 50.2 degrees. If the distance from the base of the cliff to the boat is 75 feet,what is the

    asked by chelsea on February 22, 2009
  2. GEOMETRY

    cASEY SIGHTS THE TOP OF AN 84 FOOT TALL LIGHTHOUSE AT AN ANGLE OF ELEVATION OF 58 DEGREE. IF CASEY IS 6 FEET TALL, HOW FAR IS HE STANDING FROM THE BASE OF THE LIGHTHOUSE. I DO NOT UNDERSTAND WHAT IS ANGLE OF ELEVATION CAN YOU SHOW

    asked by THOMAS on April 12, 2015
  3. trig

    The captain of a ship at sea sights a lighthouse which is 120 feet tall. The captain measures the the angle of elevation to the top of the lighthouse to be 19 ^\circ. How far is the ship from the base of the lighthouse?

    asked by Dan on October 1, 2011
  4. Calculus

    The captain of a ship at sea sights a lighthouse which is 260 feet tall. The captain measures the the angle of elevation to the top of the lighthouse to be 21. How far is the ship from the base of the lighthouse?

    asked by Vanessa on October 18, 2011
  5. trig

    The captain of a ship at sea sights a lighthouse which is 280 feet tall. The captain measures the the angle of elevation to the top of the lighthouse to be 25. How far is the ship from the base of the lighthouse?

    asked by tim on March 10, 2010
  6. trig

    a sailor on a boat 580 metres from the base of a vertical cliff sights the top of a lighthouse with an angel of elevation of 31 degrees

    asked by brooke on February 26, 2014
  7. Precal

    The angle of elevation from a ship in the ocean to the top of a lighthouse is 21deg. If the lighthouse is 200 ft. tall, how far out is the boat? Be sure to show work for partial credit.

    asked by Sam on January 6, 2015
  8. Geometry

    Casey sights the top of an 84 foot tall lighthouse at an angle of elevation of 58 degrees. If Casey is 6 feet tall, how far is he standing from the base of the lighthouse?

    asked by Tati on April 17, 2016
  9. Right angle trigonometry

    A sailor sights both the bottom and top of a lighthouse that is 20 and m high and which stands on the edge of a cliff. The two angles of elevation are 3 and 42. To the nearest meter, how far is the boat from the cliff?

    asked by Kayla on April 25, 2013
  10. Geometrt

    Casey sights the top of an 84 foot tall lighthouse at an angle of elevation of 58 degrees. If casey is 6 feet tall, how far is he standing from the base of the lighthouse?........ Do I use cos, tan, or sin? I did the rest of the

    asked by Ashley on February 28, 2015

More Similar Questions